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Last modified 2023-01-26

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Drake R-4A

A picture of Drake R-4A

SPECIFICATIONS

GENERAL
Type:HF receiver
Frequency range: 10-80 m in 5 bands (With supplied XTALs)
80 m: 3.5-4.0 MHz
40 m: 7.0-7.5 MHz
20 m: 14.0-14.5 MHz
15 m: 21.0-21.5 MHz
10 m: 28.5-29.0 MHz
Plus 10 optional XTAL positions for any 500 KHz coverage
between 1.5-30 MHz (except between 5-6 MHz)
Tuning steps:Continuous
Frequency stability:? ppm
Mode:AM / SSB / CW
Channels / memory management: None
Power supply:Mains
Current drain / power consumption:? W
Antenna impedance / connector:50-75 ohm / ?
Dimensions (W*H*D):? mm (?")
Weight:? Kg (? lb)
Other features:




RECEIVER SECTION
Receiver system: ? conversion superheterodyne
Sensitivity:
Selectivity:
Image rejection:
AF output power / speaker:? W at ?% distortion / ? ohm
External speaker connector:




MISCELLANEOUS
Manufactured:USA, 1966-1967 (Discontinued)
Additional info:
Related documents:
Modifications and fixes:
Reviews:
Options / Accessories:
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