Difference between revisions of "R-390~URR"
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* '''11-856''' Radio Receiver [[R-390~URR]]. Dept. of the Army and the Air Force. Jan. 1955. 134 p. U408.3.A13 TM 11-856 Jan. 1955 {{pdf|TM 11-856 1955.pdf|TM 11-856 1955}} | * '''11-856''' Radio Receiver [[R-390~URR]]. Dept. of the Army and the Air Force. Jan. 1955. 134 p. U408.3.A13 TM 11-856 Jan. 1955 {{pdf|TM 11-856 1955.pdf|TM 11-856 1955}} | ||
| − | * TM 11-5820- | + | * TM 11-5820-357-10/-20/-35 |
| + | ==See Also== | ||
| + | * [[R-390A~URR]] | ||
[[Category:Military/Radios]] | [[Category:Military/Radios]] | ||
{{DISPLAYTITLE:R-390/URR}} | {{DISPLAYTITLE:R-390/URR}} | ||
Latest revision as of 14:05, 14 May 2019
Technical Details
- Frequency Range
- 0.5 to 32 mHz
- Type of Signals Received
- CS, MCS, Voice, SSB, FSK
- Type of Tuning
- Continuous; frequency read directly on counter type indicator.
- Method of Calibration
- Built in Crystal-controlled
- Calibration Points
- Every 100 kHz
- Selectivity
- 16, 8, 4, 2 Khz with LC filters, 1 and 0.1 Khz with crystal filters
- First IF
- variable 9 - 18 Mhz, only from 0.5 to 8Mhz
- Second IF
- Variable 2 -3 Mhz on all bands
- Third IF
- fixed 455 Khz
- Sensitivity
- better than 1μV inCW/SSB, better than 3μV inb AM
- Power output local
- 500 mw 600ohm
- Power output audio line
- 10 mw 600ohm
- Power Source
- 115 or 230 Volts +-10% 50-60 Hz, 270 Watts Total; 170 watts with OVENS switch turned to OFF
- Dimension and weight
- L 48.3 cm(19"), H 26.6 cm(10.5"), P 43.8 cm (17.25"), 29.5 Kgr
Reference File
- 11-856 Radio Receiver R-390~URR. Dept. of the Army and the Air Force. Jan. 1955. 134 p. U408.3.A13 TM 11-856 Jan. 1955
- TM 11-5820-357-10/-20/-35