Ritron RIT14-141 VHF Portable Transceiver User Manual TYPE OF EXHIBIT

Ritron Inc VHF Portable Transceiver TYPE OF EXHIBIT

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TYPE OF EXHIBIT:
USER MANUAL
FCC PART:
2.1033 (c)
MANUFACTURER:
RITRON, INC.
505 West Carmel Drive
Carmel, IN 46032
MODEL:
JMX-141
TYPE OF UNIT:
VHF-FM Handheld Transceiver
FCC ID:
AIERIT14-141
DATE:
July 5, 2000
Included is an excerpt from a draft of the Maintenance and Operating Manual for RITRON Model JMX-141 VHFFM Handheld Transceiver.
Specifically, this manual includes a technical description of the JMX-141 sufficient to establish compliance with
the technical standards of the applicable rule part(s).
This includes, but is not limited to, the following items required under FCC Part 2.1033 (c):
(2)
(3)
(4)
(5)
(6)
(7)
FCC Identifier.
A copy of the installation and operating instructions.
Type of emission.
Frequency range.
Range of operating power.
Maximum power rating.
JMX-141 SPECIFICATIONS
GENERAL
FCC ID:
AIERIT14-141
FCC Rule Parts:
22, 74, 80, 90
Frequency Range:
148-161 or 161-174 MHz
Max. Freq. Separation:
13 MHz
RF Channels:
Conventional: 4 Channels, Independent TX/RX frequencies.
Synthesizer Step Size:
5 KHz
Frequency Stability:
+/-2.5 PPM (-30 to +60 C) TX/RX
Tone/Code Signaling:
CTCSS (Quiet Call)
Power Supply:
+7.5 VDC, 700 mAH rechargeable NiCd battery pack standard
+7.5 VDC, 1500 mAH rechargeable MiMH battery pack optional
Battery Drain:
Standby:
Sleep:
Avg. Standby with Power Saver:
Receive:
Transmit:
75 mA
25 mA
45 mA
150 mA
600 mA @ 1.4 Watt with 7.2 VDC battery
Battery Life:
Standard battery (700 mAH) @ 90/5/5 Duty Cycle
9 Hrs, Battery Saver On
High capacity battery (1500 mAH) @ 90/5/5 Duty Cycle
18 Hrs, Battery Saver On
Dimensions:
4.75”H x 2.2”W x 1.43”D
Weight:
11.5 oz. with battery pack
Enclosure Material:
Lexan Polycarbonate
Environmental:
Splash resistant and shock and vibration per RITRON Drop Test
(6 ft. drop onto concrete on all six sides)
Antenna Fitting:
1/4" - 32 x 1/4" threaded
External RF Test Jack:
Antenna connector with RITRON 141-SRVBD test device
JMX-141 SPECIFICATIONS
GENERAL
Earphone Jack:
3.5 mm, disconnects the internal speaker for external earphone,
speaker / microphone, or headset. Also provides cable connection
for PC programming.
Microphone/PTT/Chg Jack:
2.5 mm, for external speaker/microphone, headset or RITRON
model BC-A wall charger
Push Button Controls:
On/Volume Up
Volume Down/Off
PTT
Channel
Speaker Beep Indicators:
On/Volume UP
Volume Down/Off
Both Volume Buttons
Channel
Multiple beeps indicating radio channel when radio is turned on, followed by
increasing audio to adjust volume.
Decreasing audio to adjust volume, with single tone when unit is
turned off.
Alternates between Tone Squelch (single beep) and Carrier
Squelch (two beeps). If both buttons are held down until the radio
beeps repeatedly, squelch will be disabled.
Number of beeps indicates channel.
RECEIVER Specifications
Wide band
Narrow band
Modulation Acceptance:
+/- 7.0 KHz
+/- 3.75 KHz
Sensitivity (12 dB SINAD):
0.22 µV (.17 typical)
0.22 uV (.18 typical)
Adjacent Channel (EIA):
-60 dB (-70 typical)
-50 dB (-60 typical)
Spurious Rejection:
-60 dB
-60 dB
Image Rejection (EIA):
-60 dB
-60 dB
Intermodulation (EIA):
-56 dB
-57 dB
Noise Squelch Sensitivity:
Manually adjustable, factory set for 12 dB SINAD
Frequency Response:
300 - 3000 Hz, de-emphasized
Audio Output
1 Watt into 8 Ω, with less than 5 % THD @ the earphone jack
Receiving System:
Dual conversion superheterodyne
I.F. System:
1st - 43.65 MHz
L.O. Injection:
High side
2nd - 450 KHz
JMX-141 SPECIFICATIONS
TRANSMITTER
RF Power Output:
1 Watts minimum @ +7.2 VDC
1.4 Watts typical @ 7.2 VDC
Wide Mode
Narrow Mode
Emission Designator:
20K0F3E
11K25F3E
Deviation:
+/- 5.00 KHz
+/- 2.50 KHz
FM Hum and Noise:
-50 dB
-44 dB
Audio Distortion:
<8%
<6%
Spurious and Harmonics:
-50 dBc
Audio Response:
Meets FCC and EIA requirements
Time-out Timer:
60 seconds
INTRODUCTION
GENERAL
RITRON's JMX_141 handheld is a small, programmable two-way radio, designed to operate over one of two subbands. The low split covers 148-161 MHz and the high covers 161-174 MHz.
This handheld features push-button operating controls, with the Push-To-Talk and Channel buttons on one side of
the radio. The On / Volume Up and Volume Down / Off, volume and monitor controls are on top.
Each radio can be “dealer or factory” programmed to contain a unique set of operating frequencies and options.
Separate RX and TX Quiet Call (CTCSS) tones can be programmed per channel. Transmitter deviation can be
programmed on a per channel basis.
Inspection
Each radio package should include a radio, antenna, rechargeable battery pack, belt clip and any optional
accessories ordered. Examine the equipment immediately after delivery and report any damages to your
shipping company.
Model Identification
The JMX-141 model, serial number and FCC Identification are displayed on a label located on the back of the
radio beneath the belt clip.
FCC REGULATIONS
Licensing
The FCC requires the radio owner to obtain a station license for his radios before using them to transmit, but does
not require an operating license or permit.
The station licensee is responsible for ensuring that transmitter power; frequency and deviation are within the
limits specified by the station license. The station licensee is also responsible for proper operation and
maintenance of the radio equipment. This includes checking the transmitter frequency and deviation periodically,
using appropriate methods.
Safety Standards
The FCC (with its action in General Docket 79-144, March 13, 1985) has adopted a safety standard for human
exposure to radio frequency electromagnetic energy emitted by FCC regulated equipment. RITRON follows
these safety standards, and recommends that you observe the following guidelines:
•
DO NOT hold the radio such that the antenna is very close to or touching exposed parts of the body,
especially the face or eyes, while transmitting. Keep the radio vertical, two to three inches away while talking
into the microphone.
•
DO NOT press the Push-To-Talk except when you intend to transmit.
•
DO NOT operate radio equipment near electrical blasting caps or in an explosive atmosphere.
•
DO NOT allow children to play with any radio equipment that contains a transmitting device.
•
Repair of RITRON products should be performed only by RITRON authorized personnel.
BATTERY CARE
The handheld is powered by a rechargeable battery, which fits into the radio case (see FIG-1).
CHARGING
The battery pack can lose its charge during storage and shipment, and should be fully charged before the radio is
used. Thereafter, the battery should be charged overnight after each day of use, to ensure peak radio
performance for the next day. Using the cube charger (model BC-A), the battery should charge completely in 12
hours.
Note: A new battery must be cycled (charged and discharged) several times before it will reach its maximum
charge capacity.
To charge the battery using a RITRON cube charger - plug the charger cord into the smaller of the two jacks on
top of the radio. Then plug the cube into a 110 VAC outlet. The green lamp lights while the battery is charging,
and should go off only when the cube is unplugged.
Two charger contacts, visible through the bottom of the radio case, allow the battery to be charged using an
optional RITRON drop-in charger (model BCPS-FS). The battery pack may be charged inside or outside of the
radio case.
To charge the battery using a drop-in charger (model BCPS-FS) - plug the drop-in charger into a 110 VAC outlet.
Set the portable or battery into the charger. Each battery contact must rest on a charger contact pin.
Typically, a battery pack’s service life is one year. To ensure maximum service life, follow these guidelines:
•
Do not discharge a battery that is already “run down.” If the battery cannot power your radio, recharge the
battery.
•
Do not overcharge a battery. The standard battery should not be left to charge continuously.
•
Before storing a battery, charge it for 16 hours. Thereafter, charge the battery for 16 hours once every 30
days.
With daily use and recharging, a battery’s service life is about one year. It is time to purchase a new battery:
1) When the radio’s transmitter coverage decreases or does not work at all.
2) When the radio quits working after just a few hours of use, even with a full overnight charge.
3) When the battery is more than two years old. The date of manufacture is stamped on every battery. The first
two digits indicate the year, the last two digits the week.
BATTERY CARE
BATTERY REPLACEMENT
To take the battery out of the radio, remove the battery door pictured in FIG-1. Use the pull-tab to remove the
battery.
Slide the replacement battery into the radio case. Make sure the spring contacts are inserted between the battery
and paper insulator. The contacts must not touch the radio PC board.
Fig. 1
Battery Replacement
PRECAUTIONS
•
Use only RITRON-supplied chargers; other chargers might cause fire, explosion, or other damage to the
radio.
•
Do not "fast-charge" a brand new battery pack. Otherwise, the battery might be damaged.
•
Once the battery has been charged fully using the normal rate, the fast rate may be used thereafter.
•
Do not fast-charge a battery pack that is fully charged. This can shorten battery life.
•
Do not charge or replace a battery in an explosive atmosphere. Contact sparking can ignite an explosion.
•
Do not dispose of a battery in fire. An explosion might result.
•
Do not charge the battery in temperatures colder than about 45°F. Electrolyte leakage can occur and ruin the
battery.
•
Charging in temperatures above approximately 95°F will not harm the battery, but can reduce its charge
capacity.
DESCRIPTION OF CONTROLS AND CONNECTORS
Antenna
The flexible antenna radiates and receives radio signals. Before using the radio, be sure the antenna base is
threaded fully into the radio’s antenna bushing.
VHF and UHF antennas are not interchangeable. Use only the antenna type packaged with the radio. A VHF
antenna is pictured in FIG-2. (The UHF antenna is smaller in diameter.)
On/Volume Up
This button switches on the radio, then increases the volume if you continue to press.
Off/Volume Down
This button decreases the volume, then shuts off the radio if you continue to press.
Channel Select
Pressing this button selects the next channel. When the maximum number of channels is reached and you press
this button, the radio resets to channel 1.
Speaker
The speaker allows you to hear calls on your channel.
Push-To-Talk Button
The PTT activates the transmitter, and must be held down while you talk into the microphone. Release the PTT
button to receive.
Microphone
The microphone converts your voice into electrical impulses, which are carried with your broadcast to receiving
radios. Hold the radio about two inches away and talk into the microphone while transmitting. Shouting does not
improve the listener’s reception.
Audio Accessory Jack
This jack connects speaker audio to optional accessories, such as a remote speaker/microphone or an earphone.
For accessories that have a two-plug connector, the smaller plug is inserted into the charge jack.
This jack is also used to program the radio using the optional PC programming kit.
Charge Jack
The battery may be charged through this jack using a standard RITRON wall socket charger cube.
This jack also connects microphone audio to the optional remote speaker/microphone.
Battery Access (Case Bottom)
The battery door on the case bottom may be removed to access the battery. (Refer to the battery section of this
manual.)
Drop-in Charger Contacts
Two charger contacts in the bottom of the JMX-141 radio case allow the battery pack to be charged using an
optional RITRON drop-in charger (model BCPS-FS).
Jack Cover
This rubber cover seals out dust and moisture, etc. Snap the cover into the audio accessory and charge jack
openings when the jacks are not being used.
DESCRIPTION OF CONTROLS AND CONNECTORS
Anten
Jack Cover
Vol
Audio Accessory
On/Vol Up
Charge
LD
/H
FF
LU
Push-toSpeaker
Channel
CH
Microphon
Battery Access
Door
Battery Charger
Contacts
Fig. 2
Controls and Accessory
Belt Clip Installation
If you are going to attach the belt clip to the handheld, follow these instructions:
1) The belt clip is fastened to the radio case back with the Philips head screw provided. Use the screw
included, since a longer screw might damage the radio’s electronics.
Do not use petroleum solvents of any kind on the radio. These can corrode the case.
2) Place the belt clip on top of the radio case back, with the screw hole in the aligned with the hole in the radio
case.
3) Using the screw that came with this accessory, attach the clip to the radio.
OPERATION
On-off/Volume
To switch on the radio - press the on/volume up button.
To adjust the volume - press the volume up button until you reach the desired level. You should hear noise and
any broadcasts on the channel.
To turn off the radio - press and hold the off/volume down button until a beep sounds.
To determine whether the radio is on - press the volume down button. If the radio is on, noise or activity on the
channel is heard.
Receive
To hear calls from other users - adjust the volume as desired. The radio can receive broadcasts while the PushTo-Talk button is not being pressed. Whether or not you hear these broadcasts depends upon the squelch
settings.
There are two types of squelch used in the JMX-141 portable. First is carrier squelch. This lets you hear all
broadcasts on your channel strong enough for the radio to detect, and silences noise. Second is one of the
selective signaling or “tone squelch” formats available on the JMX-141. This allows you to screen out “onchannel” broadcasts that do not carry the correct code programmed for the radio.
Note: It is possible that the beginning of a call might be missed while the radio is in battery saver mode. If this
happens, ask the caller to repeat his message.
Monitor
To monitor the channel - press one of the volume control buttons. When you press the volume up or the volume
down button, squelch turns off and all radio traffic on the channel (and noise) sounds in the speaker.
Selective Signaling Squelch
To activate tone squelch - simultaneously press both of the volume buttons. Hold for a second or two before
releasing. When tone squelch is turned on, the handheld sounds one beep. When carrier squelch is on, the radio
emits a "double beep."
Note: If you continue to hold down the volume buttons after the beep (or double beep), the radio will start beeping
repeatedly. This means that squelch is turned off. Release the buttons. To restore squelch, press and hold both
of the volume buttons until the radio sounds a beep or double beep.
Battery Saver
The handheld has a "battery saver" feature that conserves battery power. The battery saver constantly checks
the radio's transmitter, receiver and controls for activity. If a number of seconds pass without the receiver
detecting a call, and without the user operating a control, this feature removes power from most of the radio.
During this "off-time," any activity restores full power. Every few fractions of a second, the battery saver applies
power to the receiver, checking for broadcasts. It is possible that the first part of an incoming call might go
unheard before activity is detected and power restored. If this happens, the caller can repeat his message. Once
"radio contact" is made, normal unhurried conversation can follow.
OPERATION
Transmit
To transmit - hold down the Push-To-Talk button and, with the radio a couple of inches away, talk into the
microphone. Speak in a normal tone, since talking louder will not improve the listener’s reception.
Channel Selection
To read out present channel - press and release the channel button. The radio will beep a number of times equal
to the present channel number.
To change channels - press and release the channel button within one second after a previous press. The radio
will beep a number of times equal to the new channel number. If the highest channel number is selected and you
press the channel button, the radio will reset to channel 1. A one-channel radio will beep only once when you
press the channel button.
WHAT THE RADIO TONES MEAN
The handheld responds to certain instructions by sounding a beep or series of tones. These tones can tell you
whether the radio is working as you expect.
Error Tones in Receive Mode
Synthesizer Unlock – A beep every second indicates the radio frequency synthesizer is malfunctioning. Increment
channels until you arrive back on channel. If beeping persists synthesizer is faulty, frequency is outside of
authorized range or EE memory is corrupt. Turn off the radio and try again.
Low battery - If a beep occurs every minute then the battery is low. Recharge or replace the battery. The radio
will receive with a low battery but may shut down during transmit.
Shut down – The radio will shut down when the battery voltage drops below a predetermined “dead battery” level
to protect EE data.
Error Tones in Transmit Mode
Synthesizer Unlock – A beep every second while PTT is pressed indicates the radio frequency synthesizer is
malfunctioning. If beeping persists synthesizer is faulty, frequency is outside of authorized range or EE memory is
corrupt. Turn off the radio and try again.
Time-out-Timer alert – A rapid beeping occurs when 1 minute of transmission has elapsed. Transmission is
terminated. Beeping will stop and the radio will return to receive mode when PTT is released.
Shut down – The radio will shut down when the battery voltage drops below a predetermined “dead battery” level.
Channel Select
When the channel button is pressed, the radio beeps a number of times equal to the channel number selected.
Tone Squelch
When you press and hold both Volume buttons at the same time, a single beep will sound to indicate that tone
squelch is on. A "double beep" means that carrier squelch is on.
OPERATIONOPERATION
TROUBLESHOOTING
If you have trouble operating the handheld, review the radio controls and operation sections. If you think the radio
is malfunctioning, check the table below.
Problem
Possible Solutions
GENERAL
The radio does not work at all.
Make sure that the battery is installed correctly, as shown
in FIG-1.
Recharge or replace the battery. (See note 1.)
Operating features do not work exactly
As expected.
The radio has been factory or dealer programmed for
customized operation.
Reception is poor.
Move to a different location. (Note 2.)
Confirm that the proper antenna is connected to the radio.
(See p. 11, "Antenna.")
You cannot hear calls from other radios.
Turn off tone squelch. (See Note 3.)
Be certain your radio receives on the same as the caller
transmits. (Note 4.)
Recharge the battery. (Note 1.)
Your calls cannot be heard in other radios.
Make sure that your radio transmits on the receive
frequency of the radio(s) you want to call. (Note 4.)
Recharge the battery. (Note 1.)
Battery
The battery loses its charge sooner than
expected.
Review the battery charging instructions.
Conserve the battery. (Note 5.)
If the radio is used in extreme cold, warm the radio under
your coat. (Note 6.)
Replace the battery. (Note 1.)
Error Tones
An error tone sounds when the radio is first
switched on.
See "Error Tones" in the Operation section.
An error tone sounds while you are talking
(and the transmitter shuts off).
Refer to “Error Tones”
OPERATION
TROUBLESHOOTING
Problem
Possible Solutions
Tone Coded Squelch
You cannot screen out calls from users
outside of your tone group.
Make sure the channel is programmed with tone squelch.
Activate Tone (coded) squelch. (Note 7.)
You cannot hear Tone coded messages
while in Tone (coded) squelch.
Confirm that the channel is programmed to detect the
same code as the calling radio(s) transmits. (Note 7.)
Others in your tone group cannot hear your
tone coded messages.
Verify that you transmit the same code as the radio(s) you
call are programmed to detect. (Note 7.)
Notes
1) Try a battery pack from a working radio. If the radio in question works with that pack, the original battery is
suspect. Charge the suspect battery as recommended in this manual. Then, if the charged original battery
cannot power the handheld, try charging again with another charger. If the battery still doesn’t hold a charge,
the pack should probably be replaced. However, if the battery appears to be good after you try the second
charger, the first charger might be faulty. If you think that an accessory is not operating properly, contact your
dealer or RITRON. (Radio accessories come with a 90-day limited warranty.)
2) Reception can often be improved by moving a short distance. This effect is more noticeable inside of
buildings. The range of these portables equipped with a standard battery pack is about two miles (line-ofsight).
3) If your radio does not detect calls from other radios on the channel, turn off tone squelch. (Press both Volume
buttons at the same time - a double beep means that tone squelch is off.)
4) If you want to hear a call, you must select a channel that is programmed to receive the caller’s transmit
frequency. If you want to call another unit, you must select a channel that is programmed to transmit the
other radio’s receive frequency. However, if you use a repeater, your channel must be programmed to work
with the repeater’s transmit and receive frequencies. (A radio channel can hold two separate operating
frequencies, one for Receive, the other for Transmit.)
5) Maximum power drain occurs while the radio transmits, so don’t hold down the Push-To-Talk button more
than necessary. Battery power is used while the handheld is left on to receive calls. If practical, switch off the
unit.
6) In extreme cold, a battery’s charge capacity is greatly reduced. If you use the radio in very cold weather,
periodically warm the portable underneath your coat if possible. An optional remote speaker/microphone
would allow you to keep the radio under your coat while transmitting and receiving.
7) In order for radios to communicate using Quiet Call, they must be programmed with the same tone code.
Each code is unique, and your radio will respond only to the code programmed.
Press and hold both volume buttons at the same time. A single beep means that tone squelch is on. A
double beep means that tone squelch is off.
PROGRAMMING THE RADIO
Each JMX-141 may be programmed to operate on up to 4 channels. The JMX-141 may be programmed using its
Push-to-Talk switch or an optional RITRON programming kit.
PTT (PUSH-TO-TALK) PROGRAMMING allows you to program any channel to one of the radio frequencies
listed in Table 1 and any Quiet Call code listed in Table 2. The radio will transmit and receive on the programmed
table frequency and QC code.
PC PROGRAMMING allows you to program any frequency within the band and channel spacing of the radio
model. This method also lets you customize the handheld with optional operating features.
PTT (PUSH-TO-TALK) PROGRAMMING
Placing the Radio in PTT Programming Mode
1. Turn off the radio by pressing the Volume Down button until the “radio off” prompt sounds.
2. Press and hold the PTT button.
3. While holding the PTT button, press and hold the Volume On button until a rapid beeping is heard in the
speaker.
4. Release the PTT and Volume On buttons. A series of five beeps will sound in the speaker indicating that the
radio is in PTT program mode.
Note:
If the radio will not enter PTT program mode, this feature has probably been turned off using the optional
PC programming kit.
How to Find Out What Is Already Programmed
1. Place the radio in PTT programming mode as described above.
2. Press the Channel button to select the radio channel you would like to read out.
3. Press the Volume Up button.
4. The radio will sound a series of beeps, pause, and then begin another series. Four series of beeps will be
heard, with each series representing a digit. The number of beeps in a series is equal to the digit. (10 beeps
= the digit 0)
5. Write down each digit while the radio pauses. List the digits in the order that you hear them.
6. The first two digits represent the frequency as shown in Table 1.
7. The second two digits represent the QC (CTCSS) tone frequency as shown in Table 2.
Note:
If you are unable to read out a channel, it has probably been programmed using the PC programming kit
to a frequency not contained in Table 1.
PROGRAMMING THE RADIO
PTT Programming the Radio
Four valid digits must be entered for the radio to accept PTT programming. The first two digits entered is the
frequency code from Table 1, followed by the two digits for the QC code from Table 2.
1. Place the radio in PTT programming mode as described above.
2. Press the Channel button to select the radio channel you would like to program.
3. Enter the first digit by pressing the PTT button the number of times equal to the digit’s value.
(To enter the digit 0, press the PTT ten times.)
4. Pause after the digit is entered, a tone will sound indicating that the digit has been accepted.
5. Enter the second, third and fourth digits using the same method as the first digit.
6. Press the Volume Up button to enter the new channel programming. The radio will sound a confirmation tone
to indicate that programming has been accepted.
PTT Programming Mistakes
Invalid Entries
An error tone means that you tried to save an invalid entry. No programming changes
are made in this case. A triple tone will sound next indicating that the radio is still in
programming mode, and ready for an entry.
PTT Entry Mistakes
If you press the PTT five times when you intended four, for example, or if you just lose
count, do not press the Volume Up button to store the entry. Instead, start over by
turning the radio off and placing the radio in programming mode again.
Return To Normal Operation
After you finish programming, turn the radio off and then on again. The radio will beep when it is ready for normal
operation.
PROGRAMMING THE RADIO
Table 1 – PTT Programming Frequency Table
Code
Frequency
Description
Code
Frequency
01
02
03
04
05
06
07
08
09
10
154.600
154.570
151.625
151.955
151.925
154.540
154.515
154.655
151.685
151.715
green dot
blue dot
red dot
purple dot
11
12
13
14
15
16
17
18
19
20
151.775
151.805
151.835
151.895
154.490
151.655
151.745
151.865
---------------------
Description
Table 2 – Quiet Call Codes and Frequencies
QC
Code
Freq
(Hz)
QC
Code
Freq
(Hz)
01
02
03
04
05
06
07
08
09
10
11
12
13
14
15
67.0
71.9
74.4
77.0
79.7
82.5
85.4
88.5
91.5
94.8
97.4
100.0
103.5
107.2
110.9
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
114.8
118.8
123.0
127.3
131.8
136.5
141.3
146.2
151.4
156.7
162.2
167.9
173.8
179.9
186.2
QC
Code
Freq
(Hz)
31
192.8
32
203.5
33
210.7
34
218.1
35
225.7
36
233.6
37
241.8
38
250.3
39
69.4
40
159.8
41
165.5
42
171.3
43
177.3
44 No Tone
45
183.5
QC
Code
Freq
(Hz)
46
47
48
49
50
51
189.9
196.6
199.5
206.5
229.1
254.1
COMPUTER SOFTWARE COPYRIGHTS
The RITRON, Inc. products described in this manual include copyrighted RITRON, inc. computer programs.
Laws in the United States and other countries grant to RITRON, inc. certain exclusive rights in its copyrighted
computer programs, including the exclusive right to distribute copies of the programs, make reproductions of the
programs, and prepare derivative works based on the programs. Accordingly, any computer programs contained
in RITRON, inc. products may not be copied or reproduced in any manner without the express written permission
of RITRON. The purchase of RITRON, inc. products does not grant any license or rights under the copyrights or
other intellectual property of RITRON, inc., except for the non-exclusive, royalty fee license to use that arises in
the sale of a product, or as addressed in a written agreement between RITRON, inc. and the purchaser of
RITRON, inc. products.
PROGRAMMING THE RADIO
PROGRAMMING THE RADIO USING A PC COMPUTER
RITRON’s programming kit allows programming of the JMX-141 model radios using a PC compatible computer.
An adapter cable connects the radio to a computer’s serial communications port. Once the cable is hooked up,
the user inserts the diskette provided into his computer’s floppy disk drive and loads a software program.
This program transfers data between radio and computer memory, and includes on-screen instructions and help.
Radio data may be saved to the computer’s hard disk in order to program other radios.
The PC Programming Kit Includes:
1) Ritron Transceiver programming software, which is contained on 3.5" diskettes.
2) Installation instructions and a registration form.
3) Ritron PC to radio adapter cable, which is terminated at one end with a DB-25F connector, at the other end
with a modular plug. The DB-25 plugs into the computer’s serial port, the modular plug into the SST-SRVBD
modular jack.
4) An adapter for use with JMX-141 portables. This adapter mates the modular plug to a 3.5 mm plug, for
connection to the handheld audio jack.
The PC Programming Kit Requires:
A PC compatible computer with Windows 95 or later. The computer must have an RS-232 serial port available.
A hard disk drive is recommended.
Programmable Features
The following features may be programmed on a per channel basis, or will affect all channels together.
Feature
Range
Carrier Only, No Tones or Codes
Wide Band Channel
Quiet Call (CTCSS)
Yes - No
See Table 2
Standard Setting
Per Channel
Yes
√
√
√


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