TECHNICAL SPECIFICATIONS OF SYNTHESISED 1W/5W HAND HELD VHF SETS

GENERAL VE - 309
F Frequency Range : 138-174 MHz ( VHF )
400-430 MHz ( UHF )
F No. of Channels : 100 channels
F Channel Spacing : 12.5 / 25 KHz
F Frequency Spread : 5 MHz without degradation in Tx/Rx specifications
F Frequency Stability : ± 5 ppm
F Type of Emission : F3E(FM)
F Type of Operation : Simplex, Press to talk with built in Mic & Speaker
F Type of Antenna : Helical Antenna
F Speaker Impedance : 8 ohms
F Output Impedance : 50 ohms
F Protection : Reverse polarity protection. The final transister is protected against high VSWR
F Weight : 295 gms approx. (without battery)
F Power Supply : 7.2V, 1450mAH, Ni-MH battery
F Operating Temperature : -10 to +55 Degree Celcius
Humidity 95% RH at 40 Degree Celcius

TRANSMITTER
F R F Power Output : 1W / 5W (VHF) switchable
1W / 4W (UHF) switchable
F Frequency Deviation : ± 2.5 KHz for 12.5 KHz spacing
± 5 KHz for 25 KHz spacing
F Modulation Sensitivity : 1 to 10 mV at 1 KHz at mic input
for ± 1.5 KHz standard deviation
F Modulation Distortion : Less than 5% at 1 KHz reference for
± 1.5 KHz standard deviation
F Modulation Fidelity : +1, -3 dB of 6dB / octave pre-emphasis
characteristics from 300 Hz to 1 KHz as reference
F Spurious & Harmonics : Better than 60 dB

RECEIVER
F Sensitivity : 0.35µV or better for 12dB SINAD
F Quieting Sensitivity : 0.40µV for 20 dB quieting
F Squelch Sensitivity : 0.20µV or better at threshold
F Selectivity : Better than 60 dB
F Image Rejection : Better than 65 dB
F Audio Output : 500mW with less than 5% distortion at 1 KHz
reference measured at specified AF output