FTA-250L OperATing MAnuAL30
Specications
General
Frequency Range: TX: 118.000 to 136.975 MHz
RX: 118.000 to 136.975 MHz
161.650 to 163.275 MHz (Weather Channels; USA/Canada only)
Channel Spacing: 25 kHz/8.33 kHz (Europe only)
Emission Type: TX: AM
RX: AM & FM (FM: for receiving the Weather Channels)
Supply Voltage: 6.0 to 9.5 VDC (Battery Terminal)
9.0 to 10.5 VDC (EXT DC JACK with Charging)
Current Consumption (approx.): 300 µA (power off),
70 mA (battery saver on, saver ratio 50%)
90 mA (squelch on), 300 mA (receive), 900 mA (transmit 1.5 W Carrier)
Temperature Range: +14 ºF to + 140 ºF (–10 ºC to +60 ºC)
Case Size (W x H x D): 2.1 x 4.1 x 1.2 inches (52 x 105 x 30 mm) with SBR-25LI
Weight (approx.): 10.6 oz (300 g) with SBR-25LI, antenna and belt clip
Receiver
Circuit Type: Double-conversion superheterodyne
IFs: 47.25 MHz & 450 kHz
Sensitivity: 0.8 µV typ (for 6 dB S/N with 1 kHz, 30 % modulation)
Selectivity: Better than 8 kHz/–6 dB (25 kHz step)
Better than 2.8 kHz/–6 dB (8.33 kHz step)
Adjacent CH. Selectivity: Less than 25 kHz/–60 dB (25 kHz step)
Less than 8.3 kHz/–60 dB (8.33 kHz step)
AF Output (@7.4 V): 0.7 W @ 16 Ohms, 10 % THD
Transmitter
Power Output (@ 7.4 V): 5.0 W (PEP), 1.5 W (Carrier Power)
Frequency Stability: Better than ±1 ppm (+14 ºF to + 140 ºF
[
–10 ºC to +60 ºC
]
)
Modulation System: Low Level Amplitude Modulation
Spurious Emission: >70 dB below carrier
Int. Microphone Type: Condenser
Ext Mic. Impedance: 150 Ohms
The fully-charged battery lasts for 16 hours on the transceiver under the conditions below:
Operation ratio ... TX:RX:Standby = 5:5:90 (sec)
Power Output ..... 5 W
Specications are subject to change without notice or obligation.
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