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Last modified 2024-03-19

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Alinco DJ-493J

A picture of Alinco DJ-493J

SPECIFICATIONS

GENERAL
Type:Amateur VHF transceiver
Frequency range: Japanese domestic market
TX: 430-440 MHz
RX: 430-440 MHz
Tuning steps:5 / 10 / 12.5 / 15 / 20 / 25 / 30 KHz
Frequency stability:±5 ppm (No temperature reference)
Mode:FM
Channels / memory management: 40 regular
1 call
Repeater shift / offset:±1.6 MHz (Default, programmable)
Power supply:? VDC (Depending on battery pack)
or 6-16 VDC external
Current drain / power consumption:RX: 20-200 mA
TX: Max 1.4 A
Antenna impedance / connector:50 ohm / BNC
Dimensions (W*H*D):56*124*40 mm (2.2*4.88*1.57"), with EBP-48N
Weight:375 g (13.2 oz), with EBP-48N
Other features:CTCSS/PL and DCS.




RECEIVER SECTION
Receiver system: Double conversion superheterodyne
1st IF: 45.1 MHz
2nd IF: 455 KHz
Sensitivity:
Selectivity:12 KHz (-6 dB)
26 KHz (-60 dB)
Image rejection:
AF output power / speaker:200 mW at 10% distortion / 8 ohm
External speaker connector:




TRANSMITTER SECTION
RF output power:

High
@13.8V
High
@9.6V
Low
70 cm:5 W4 W800 mW
Modulation system:Variable reactance
Max FM deviation (Factory set):±5 KHz
Spurious emissions:Better than -60 dB
Microphone impedance / connector:2 Kohm / ?-pin
Microphone input level:? mV




MISCELLANEOUS
Manufactured:Japan, 200x-200x (Discontinued)
Additional info:
Related documents:
Modifications and fixes:
Reviews:
Options / Accessories:
EBP-48N NiCd battery pack. 9.6 V, 700 mAh