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Last modified 2023-10-05

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SRT SR-25 (Standard Radio & Telefon)

A picture of Standard Radio & Telefon AB (SRT) SR-25

SPECIFICATIONS

GENERAL
Type:HF receiver
Frequency range: 0.52-30 MHz in six bands
1:   0.52-1.6 MHz
2:   1.6-5.0 MHz
3:   5.0-10.8 MHz
4:   10.8-17 MHz
5:   17-23 MHz
6:   23-30 MHz
Tuning steps:Analog / continuous
Frequency stability:Less than 2 KHz after warmup
Mode:AM / CW
Channels / memory management: None
Power supply:Mains: 110-127 / 154-240 VAC
Current drain / power consumption:75 W
Antenna impedance / connector:? ohm / Screw terminals
Dimensions (W*H*D):495*250*385 mm (19.5*9.8*15.12")
Weight:23 Kg (51 lb)
Other features:ANL. 500 KHz calibrator.




RECEIVER SECTION
Receiver system: Single conversion superheterodyne
IF: 455 KHz
Sensitivity:5 uV (14 dB S/N)
Selectivity: Selectable bandwidths
12.5, 7.4, 2.5, 1.7, 1 KHz and 500 Hz
Image rejection:>100 dB @ 0.52 MHz
>40 dB @ 30 MHz
AF output power / speaker:2 W at ?% distortion / No internal speaker
External speaker connector:8 ohm




MISCELLANEOUS
Manufactured:Sweden, 1952-1965 (Discontinued)
Additional info:16 tubes
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