Service Manual Part 1

8-  
  
Audio:
Minimum Load Impedance .. 2Ω
Rated Power (into 4Ω) .. 4W (at 1kHz)
Distortion:
@ Rated Power (1kHz) .. <5%
@ 0.5W (0.3 to 3.0kHz) .. <3% (narrow band)
<2.5% (medium band)
<2% (wide band)
Response .. within +1, -3dB of 6dB/octave
de-emphasis
Bandwidth .. 300Hz to 3kHz
Selectivity .. better than 70dB
Spurious Response Attenuation
All Except T2000-000, -800 .. 75dB (80dB EIA)
T2000-000 .. 60dB
T2000-800 .. 70dB (70dB EIA)
Intermodulation Response Attenuation .. 66dB (75dB EIA)
Spurious Emissions .. better than -57dBm
(conducted & radiated to 1GHz)
Spurious Emissions .. better than -47dBm
(conducted & radiated 1 to 4GHz)
Blocking .. better than -23dBm
Co-channel Rejection:
Narrow Band .. better than 9dB
Medium Band .. better than 7dB
Wide Band .. better than 6dB
Group Delay .. ±50µs (300Hz to 3kHz)
Squelch:
Preset Level .. 11dB sinad
Ratio .. >70dB
Voting Levels .. >20dB sinad
(applies to T2020 only)