CONSORCIO EFM SAC Empresa de Comunicaciones

TM-331A

CARACTERISTICAS

220 MHz
25 W RF power output
20 multi-function memory channels plus call channel
Multi-scan capability
Built-in CTCSS tone encoder
Auto repeater offset

ESPECIFICACIONES

Antenna Impedance 50 ohms

Current Drain Recieve Less than 0.6 A

Dimensions (W x H x D) 5-1/2 x 1-9/16 x 6-5/16 in (140 x 40 x 160 mm)

External Speaker Impedance 8 ohms

Frequency Range TX: 222-225MHz
RX: 222-225MHz

Ground Negative

Microphone Impedance 500 - 600 ohms

Mode F3E (FM)

Operating Temperature Range -20°C - 60°C

Power Requirement 13.8 V DC ±15%

Weight (approx.) 2.65 lbs. (1.2 kg)

Receiver

Audio Output Power More than 2 W (8 ohms, 5% distortion)

Circutrity Double conversion superheterodyne

Current Drain Transmit Less than 6.5 A

Intermediate Frequency 1st IF 30.825 MHz

Intermediate Frequency 2nd IF 455 kHz

Selectivity -6 dB More than 12 kHz

Selectivity -60 dB Less than 24 kHz

Sensitivity (12dB SINAD) Less than 0.16µV

Squelch Sensitivity Less than 0.1µV

Transmitter

Maximum Frequency Deviation ±5 kHz

Modulation Reactance modulation

Modulation Distortion Less than 3% (300 - 3000 Hz)

RF Output Power HI 25 W

RF Output Power LO 5 W

RF Output Power MID 10 W

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