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Last modified 2023-10-03

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SRT CR-304R (Standard Radio & Telefon)

A picture of Standard Radio & Telefon AB (SRT) CR-304R

SPECIFICATIONS

GENERAL
Type:HF receiver
Frequency range: 0.01-30 MHz
Tuning steps:10 Hz
Frequency stability:0.1 ppm after 15 minute warmup
Mode:AM / SSB / ISB / CW
Channels / memory management: None
Power supply:Mains: 105 / 115 / 127 / 220 / 230 / 240 VAC (3-pin IEC C14 connector)
Current drain / power consumption:Less than 60 VA
Antenna impedance / connector:50 ohm / BNC
Dimensions (W*H*D):482*133*410 mm (19*5.24*5.24")
Weight:18 Kg (39.68 lb)
Other features: Remote control. FSK demodulation option. 200 KHz IF output.
Panoramic adapter output.




RECEIVER SECTION
Receiver system: Triple conversion superheterodyne
1st IF: 139.3 MHz
2nd IF: 10.7 MHz
3rd IF: 200 KHz
Sensitivity: AM (12 dB SINAD)
3.5 uV
SSB (12 dB SINAD)
0.75 uV
Selectivity: AM
7.5 KHz (-3 dB)
17.4 KHz (-60 dB)
SSB
2.7 KHz (-3 dB)
4.2 KHz (-3 dB)
CW
1.5 KHz (-3 dB)
2.5 KHz (-60 dB)
CW narrow
300 Hz (-3 dB)
1.2 KHz (-60 dB)
Image rejection:>100 dB
AF output power / speaker:1 W at 5% distortion / ? ohm
External speaker connector:4 or 16 ohm (Selectable)




MISCELLANEOUS
Manufactured:Sweden, 1978-198x (Discontinued)
Additional info: Special version of the CR-304A for surveillance applications.
Related documents:
Modifications and fixes:
Reviews:
Options / Accessories:
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