Tait TP9100 Service Manual

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TP9100 Service Manual Servicing Procedures 137© Tait Electronics Limited May 2005Table 6.2 Final tests of transmitter function (analog mode)Test Limits LimitsError in transmit frequency +100 Hz to –100 HzTransmit power:• High• Medium• Low• Very lowB1 band:5.1W to 5.2W3.0W to 3.1W2.0W to 2.1W1.0W to 1.2WH5/H6 bands:4.1W to 4.2W2.5W to 2.6W2.0W to 2.1W1.0W to 1.2WCurrent at high power:• B1-band radios• H5-band radios• H6-band radios< 1.9A< 1.9A< 1.9APeak deviation (sweep tone of 300 Hz to 3 kHz):• Narrow-band• Medium-band• Wide-band< 2.5 kHz< 4.0 kHz< 5.0 kHzDistortion:• 1 kHz at 1.5 kHz deviation (narrow-band)• 1 kHz at 3.0 kHz deviation (wide-band)< 3%< 3%CTCSS (continuous-tone-controlled subaudible signaling) deviation:• Narrow-band• Medium-band• Wide-band250 to 350 Hz500 to 560 Hz580 to 680 HzTable 6.3 Final tests of receiver functions (analog mode)Test LimitsReceive sensitivity <118dBm for 12dB SINADMute opening:• Country• City• Hard>6dB and <10dB SINAD>10dB and <14dB SINAD>18dB and <22dB SINADAudio power (maximum volume at –47dBm):• at RX AUDIO/ SINAD connector on test unit• at pins 9 (SPKR–) and 11 (SPKR +) of accessory connector>2.8mVrms>2.8VrmsDistortion (at –47dBm, 60% rated system deviation at 1 kHz,with volume set to give 3W into 16Ω load) <3.00%