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Specifications
Transmitter RF:
Number of Channels Six
Channel Frequencies
Channel A-1 947.125 Mhz
Channel A-2 947.375 Mhz
Channel A-3 948.375 Mhz
Channel A-4 950.000 Mhz
Channel A-5 951.125 Mhz
Channel A-6 951.875 Mhz
Type of Emission 110KF3E FM
RF Output Power Max. 50 mW
Antenna Type 1/2
λ whip
Gain (Audio) Less than 2.14 dB
Spurious Emissions Less than -43 dB from carrier
Carrier Generation Crystal controlled PLL oscillator
Stability 50 ppm
Operating Range 300 ft. - 1500 ft.
Battery Life (9-volt alkaline) Approximately 4 - 6 hours
Weight (UH-4, without mic element) 111 g
Transmitter Audio:
Audio Frequency Response 50 Hz to 15 kHz ± 3 dB
Frequency Deviation 15 kHz (@ -40 dBV)
Pre-emphasis 50 micro/sec.
Noise Reduction System dbx type II
Audio Residual Noise Less than -94 dBm
(@ IHF - A Filter Weighted)
Audio Dynamic Range More than 103 dB
(@ IHF - A Filter Weighted)
Total Harmonic Distortion Less than 1% (@ 1 kHz
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