Maintenance Manual

17
©2021 Broadcast Electronics
Distortion, 30Hz – 15kHz: <0.02% @ 75kHz dev.
Stereo Crosstalk: >50 dB (100÷5000 Hz)
>45 dB (50÷15000 Hz)
Audio Response,
30Hz - 15 kHz: ±0.1dB
Out of Band Audio Attenuation:
>50 dB @ F≥19 kHz
Deviation Limiter: 0 - +7.1 dB, adjustable
Composite Response:
10 Hz÷100kHz ±0.1dB
Auxiliary Response:
10÷ 100 kHz ±0.2dB
Power Input: 50 W max @ 90/250Vac (Po= 5W)
80 W max @90/250Vac (Po=15W)
Battery Input: ≤1.8A @ 24 Vdc (Po= 5W)
≤3.0A @ 24 Vdc (Po= 15W)
Dimensions, less handles: 19" 2RU,
19.0 x 3.46 x 12.6 in
483 x 88 x 330mm
GRX Receiver Only
Receiver Noise: ≤9 dB
Image Frequency Rejection: ≥60 dB 70 typ.
Dynamic Selectivity: >+10dB typ @ δF=300 kHz
>+35dB typ @ δF=500 kHz
>+45dB typ @ δF=1.0 MHz
AM Suppression: >45 dB
Usable Input Level: -90 ÷ -10dBm, (7μV÷70mV)
Sensitivity (typical): Sin= -90dBm (7μV) Mono
(S/N=60dB) Sin= -70dBm (70μV) Stereo
IF Monitor Output: 10.7 MHz / 0dBm
Mono or Stereo Decoded Response:
30 Hz ÷ 15 kHz ±0.1dB
Out of band Mono or Stereo Audio Response:
>50 dB @ F≥19 kHz
De-emphasis Time Constant: 0/50/75μs ±2%
S/N Ratio, (30÷20000 Hz. rms):
>72 dB, 76 typ. mono
>70 dB, 73 typ. stereo