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Last modified 2022-10-24

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Alinco DX-70TH

A picture of Alinco DX-70TH

SPECIFICATIONS

GENERAL
Type:Amateur HF/VHF transceiver
Frequency range: USA
TX: 10-160 m + WARC / 50-54 MHz
RX: 0.15-30 / 50-54 MHz
Tuning steps:25 / 100 / 500 Hz, 1 / 2.5 / 5 / 9 / 10 / 12.5 KHz
Frequency stability:10 ppm @ -10 to +50 (14 to 122F)
Mode:AM / FM / SSB / CW
Channels / memory management: 100 regular
Non-volatile EEPROM storage
Repeater shift / offset:Programmable
Power supply:13.8 VDC 15%
Current drain / power consumption:RX: Max 1 A
TX: Max 25 A
Antenna impedance / connector:50 ohm / Two SO-239
Dimensions (W*H*D):178*58*230 mm (7.01*2.28*9.06")
Weight:2.7 Kg (5.95 lb)
Other features:CTCSS/PL encoder. NB. Attenuator. Detachable front panel. Full QSK.




RECEIVER SECTION
Receiver system: Double conversion superheterodyne
1st IF: 71.75 MHz
2nd IF: 455 KHz
Sensitivity: AM (10 dB S/N)
0.5-1.8 MHz: 10 uV
1.8-30 MHz: 2 uV
50-54 MHz: 2 uV
FM (12 dB SINAD)
28-30 MHz: 0.5 uV
50-54 MHz: 0.3 uV
SSB/CW (10 dB S/N)
0.5-1.8 MHz: 1 uV
1.8-30 MHz: 0.25 uV
50-54 MHz: 0.15 uV
Selectivity: SSB/AM narrow:
2.4 KHz (-6 dB)
4.5 KHz (-60 dB)
SSB narrow/CW standard:
1 KHz (-6 dB)
3 KHz (-60 dB)
CW narrow:
500 Hz (-6 dB)
3 KHz (-60 dB)
AM standard/FM:
9 KHz (-6 dB)
20 KHz (-50 dB)
Image rejection:Better than 70 dB
AF output power / speaker:2 W at 10% distortion / 8 ohm
External speaker connector:3.5 mm




TRANSMITTER SECTION
RF output power:

HighLow
AM:40 W4 W
FM:100 W10 W
SSB (PEP):100 W10 W
CW:100 W10 W
Modulation system: AM: Low power modulation
FM: Reactance modulation
SSB: Balanced modulation
Max FM deviation (Factory set):HF: 2.5 KHz
6 m: 5 KHz
Spurious emissions:Better than -50 dB
Microphone impedance / connector:2 Kohm / 8-pin (Metal locking ring connector)
Microphone input level:? mV




MISCELLANEOUS
Manufactured:Japan, 1996-200x (Discontinued)
Additional info:
Related documents:User manual (1 MB)
Modifications and fixes:
Reviews:
Options / Accessories:
EA-HFM1
EBC-8
EBC-9
EDS-4
EDS-5
EDS-6
EDX-1
EDX-2
EMS-14
Mobile whip for EDX-2
Front control panel bracket
Mobile underdash bracket
Front panel remote cable, 1.5 meter
Microphone extension cord
Front panel remote cable, 4.5 meter
Manual antenna tuner
Automatic antenna tuner
Desktop microphone
A rear picture of Alinco DX-70TH