WRL Electronics - SM-90 - Other
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WRL Electronics SM-90
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Equipment:
SM-90
Date:
1957
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Group:
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Information
1-2. The WRL Model SM-90 Screen modulator is made by WRL
Electronics, Inc. of Council Bluffs, Iowa. The Screen
Modulator is designed specifically for use with the Globe
Chief Transmitter, Model 90; but may also be used with any
other transmitter such as the Heath AT-1, Johnson
Adventurer, Knight 50 Watt Transmitter, etc. using one or
two 807 or 616 tubes in the final R.F. amplifier, with
suitable modifications. The Screen Modulator permits
radio-telephone operation of a C.W. transmitter at minimum cost.
1-3. DESCRIPTION.
1-4. The Model SM-90 Screen Modulator is completely
self-contained in a chassis, with the tubes and interstage
transformer projecting above the chassis. An octal plug
projects from the chassis and plugs into the auxiliary
socket on the rear of the Model 90 Globe Chief transmitter,
providing all interconnections between the two units and
mounting the Screen Modulator on the Globe Chief.
1 Manual
Service and user manual
Manual type:
Service and user manual
Pages:
16
Size:
1.3 MB
Language:
english
Revision:
Manual-ID:
Date:
Quality:
Scanned document, all readable.
Upload date:
July 6, 2014
MD5:
2489b363-4969-1e0e-20dc-664d3d361b18
Downloads:
443