TIL TAF-550 - Page 14

TECHNISONIC INDUSTRIES LIMITED
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TAF-550 Installation & Operating Instructions TiL 96RE187 Rev D
1-6
TABLE 1.1 TAF-550 MODULAR COMM SYSTEM - DATA SHEET (Continued)
MODEL 91-DE, TRANSCEIVER
TRANSMITTER:
*Power Output (FCC) ..............................................…………………………...…… 10 Watts MAX
*Power Output (ICAN) …………………………………………………………………… 8 Watts MAX
Frequency Stability (-40EC to +55EC) ………………………………………….... ±0.00025% MAX
Audio Input …………………………………………………………………….. 0.05 Vrms to 2.0 Vrms
Speech Processor Dynamic Range ………………………………………………………….... 35 dB
Modulation ………………………………………………………………………………….... 95% MAX
Audio Distortion @ 90% mod (Low Power) …………………………………………….... 10% MAX
Audio Distortion @ 90% mod (High Power) …………………………………………….... 15% MAX
Audio Frequency Response ……………………………………….... 300 Hz to 2,500 Hz, +1 -3 dB
Spurious Emissions …………………………………………………………….... 60 dB below carrier
Hum and Noise ……………………………………………………... 45 dB below modulated carrier
RECEIVER:
RF Input Impedance ………………………………………………………..….. 50S, VSWR 2:1 MAX
Sensitivity (12 dB SINAD) @ 1 KHz 30% Mod ………………………………………..….. 1.5 μvolts
Selectivity, 25 KHz Channel Spacing:
6 dB Bandwidth ……………………………………………………….. Greater Than 14 KHz
90 dB Bandwidth ……………………………………………………….... Less Than 50 KHz
Adjacent Channel Selectivity …………………………………………………... Greater Than 90 dB
Spurious Response Attenuation …………………………………………….….. Greater than 95 dB
Frequency Stability (-40°C to +55°C) …………………………………………….. ±0.00025% MAX
RF AGC (5 μvolts to 1 volt) …………………………………………………….….. Audio Level 3 dB
Intermodulation:
Ultimate Sensitivity ……………………………………………………………………………….. 70 dB
30 μvolts …………………………………………………………………………………………... 45 dB
Unwanted Radiation ………………………………………………….. Less than 80 μvolts into 50 
Hum & Noise @ 1mV RF 30% MOD ……………………………………………………... 40 dB MIN
Interference Suppression …………………………………………………………... SINAD 6 dB MIN
Loudspeaker Output ………………………………………………………………... 3 W MAX
Phone Output ………………………………………………………….... 100 mW into 600 
Audio Distortion 1mV RF Input, 30% MOD ……………………………………….. 3% MAX
Audio Distortion 1mV RF Input, 90% MOD ……………………………………………….... 6% MAX
Audio Output Limiting ………………………………………….. Less than 1 dB @30 to 100% MOD
Audio Frequency Response 300 Hz-2500 Hz …………………………………………….... +1 -3 dB
Audio Acquisition Time ……………………………………………………….... Less than 100 msecs
Audio Squelch Characteristics:
Squelch Type ………………………………………………... Signal-to-Noise and Carrier Operated
Carrier Operated Squelch ………………………………….. Front Panel Adjustable 2 to 15 μvolts
Signal-to-Noise Squelch ……………………………….... Internally Adjustable up to 15 dB S+N/N