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Radiomarine Corporation of America AR-8506-B Receiver
Manufacturer:
Model:
AR-8506-B
Date:
1944
Class:
Type:
SubType:
intermediate and high frequency radio receiver

Information

GENERAL The model AR-8506-B is a five band intermediate and high frequency radio Receiver designed for service aboard ships or in land stations. This Receiver was approved on February 6th, 194-3 by the Federal Communications Commission for compliance with Subsection 8.130(b) as capable of being used and operated on board ships of the United States within the limitations regarding the radiation of energy imposed by subsection 8.130(b). DESIGN CHARACTERISTICS Ten (10) tube superheterodyne circuit, low radiation, for compliance with F. C. C. subsection 8.130(b) which limits radiation to 400 micro-microwatts. Triple stage 1700 K.C. intermediate frequency Amplifier. Direct line operation from 115 or 230 volts D.C. or A.C. power supply, without the use of external rotary Converter or vibrator units. Loud speaker built in as integral part of Receiver front panel. Dual jacks for telephone receivers (low or high impedance phones may be used). High image rejection ratio. Full vision tuning dial, calibrated in kilocycles and megacycles, entire frequency calibration visible at all times. Electrical band spread tuning control for "sweeping" the tuning over a narrow range with a fixed setting of the main tuning control. Main tuning control with 30 to 1 gear drive. Voltage regulated^oscillator tube to minimize variations in Oscillator frequency with variations in ship's Power Supply. Audio frequency and radio frequency gain controls. Panel controlled "Off-On* switches for loud speaker, A.V.C., and B.F.O.

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Service and User Manual
Manual type:
Service and User Manual
Pages:
32
Size:
3.99 Mbytes (4188616 Bytes)
Language:
english
Revision:
Manual-ID:
Date:
unknown
Quality:
Scanned document, reading partly badly, partly not readable.
Upload date:
2015 10 03
MD5:
8591c6e7874f550cc0e8c8bc26d580e5
Downloads:
492

Information

General ... 1 Design Characteristics ... 1 Frequency Range ... 2 Vacuum Tubes ... 2 Power Supply ... 2 Performance Data: Selectivity ... 3 Sensitivity ... 3 Image Rejection Ratio- ... 3 Audio Output ... U Range of Sensitivity Controls ... U Front Panel Controls ... 4 Mechanical Design ... U Receiver Circuits ... 5 Installation ... 6 Operation ... 6 Maintenance ... 8 Circuit Alignment ... 11 R. F. Alignment Chart ... 12 Parts List ... 13

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