UBS Axcera 325A 500-Watt VHF Low-band Television Transmitter User Manual 30b

UBS-Axcera 500-Watt VHF Low-band Television Transmitter 30b

Appendix A Spec Sheet

500W Transmitter / Translator325A/327A425A/427ASpecifications subject to change without notice.Visual PerformancePower Output (Peak) 500 WattsOutput Impedance 50 OhmsOutput Connector Type “N”Frequency Range (325A/327A) 54 to 88 MHzFrequency Range (425A/427A) 174 to 216 MHzCarrier Stability (Transmittersor Translators with FCR) ±250 HzFrequency Translation Stability(Translators) ±1 kHzRegulation of RF Output Power 3%Variation of Output 2%(over one frame)Sideband Response-1.25 MHz and below -20 dB-0.75 to -0.5 MHz ±0.5 dB, -2 dB-0.5 MHz to +3.58 MHz ±0.5 dB+3.58 to +4.18 MHz ±0.5 dB, -1 dBFrequency Response vs. Brightness ±0.5 dBVisual Modulation Capability 1%(Transmitters)Differential Gain 5%Incidental Phase Modulation ±3°Linearity (Low Frequency) 5%Differential Phase ±3°Signal-to-Noise Ratio 55 dB2t K-Factor 2%Envelope DelayTransmitters Per FCC StandardTranslators ±40 nsVideo Input (Transmitters) 75 OhmsHarmonic Radiation -60 dBIntermodulation Products -52 dB (red field)Spurious -60 dB(>3 MHz from channel edge)Noise Figure w/input Preamp 4.5 dB (max.)(Translators)Input Dynamic Range (Translators) -65 to -25 dBmAural PerformancePower Output (Average) 50 WattsDistortion 0.5%FM Noise -60 dBAM Noise -55 dBAural to Visual Separation 4.5 MHz, ±100 Hz(Transmitters)Composite Audio Input (Transmitters)Input Level 1V peak, nominalInput Impedance 75 Ohms, unbalancedFrequency (±0.5 dB response) 30 Hz to 120 kHzMonaural Audio Input (Transmitters)Input Level 0 to +10 dBmInput Impedence 600 Ohms, balancedFrequency Range (±0.5 dB resp.) 30 Hz to 15 kHzPre-emphasis 75µsSubcarrier Input (Transmitters)Input Level 1V peak, nominalInput Impedance 75 Ohms, unbalancedFrequency Range (±0.5 dB resp.) 20 kHz to 120 kHzOptionsAutomatic Station IdentifierSpare Parts KitModulator Option (Translators)Remote Preamplifier (Translators)UHF Frequency Correcting Receiver(FCR) Option (Translators)
500W Transmitter / TranslatorB0042 1202R1-E

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