Frequency range

400-469.9975 MHz

Channel Spacing

25KHz (Wide mode)
20KHz (Middle mode)
12.5KHz (Narrow mode)

Channel steps

2.5KHz,5KHz, 6.25KHz, 8.33KHz, 10KHz,12.5KHz, 15KHz, 20KHz, 25KHz, 30KHz, 50KHz

Memory channel

200 channels

Antenna impedance

50 ohm unbalanced

Squelch

Carrier/CTCSS/DCS/5Tone/2Tone/DTMF

Frequency stability

+/- 2.5ppm TCXO

Power supply requirement

13.8V DC +/- 15% negative ground

Current drain

Approx. 11.0A TX High
Approx. 0.4A squelched

Usable temperature range

-4°F - +140°F (-20°C to +60°C)

Dimensions (w/o projection)

145 (W) x 47(H) x 190(D) mm

Weight

Approx. 1.2Kg (43.3oz)

Output power

Approx. 45W(HI)
Approx. 25W(MID)
Approx. 10W(LOW)

Modulation system

Variable reactance frequency modulation

Spurious emission

Less than -60 dB

Adjacent Channel Power

≥60dB

Hum & Noise

≥36dB

Maximum frequency deviation

+/- 5 KHz (FM) / +/- 2.5 KHz (NFM)

Receive system

Double-conversion superheterodyne

Sensitivity (-12dB SINAD)

Less than -16.0dBu

Intermediate frequency

1st IF 21.7 MHz, 2nd IF 450 KHz

Selectivity

-6dB: +/-12KHz or more (FM)
-60dB: +/-28KHz or less
-6dB: +/-6KHz or more (NFM)
-60dB: +/-16KHz or less

Audio output power

More than 2W(8ohm 10%THD)

Note:

* 1 Optional units required
* 2 Typical within the amateur radio band(s).

• Instruction Manual.
• EMS-74 DTMF Microphone
• Mounting Bracket w/Screws
• DC Power Cable
• Microphone holder

• EMS-53 Plain Non-DTMF Microphone
• EMS-14 Desktop Microphone
• ERW-7 or ERW-15 USB Programming cable
• Alinco Power Supply DM-330/30T/430T
• RT Systems (APK-138) Programming software pack for DR-138/438