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Steve's Antique Technology, Auburn NY

Supreme Instruments

Supreme Instruments Radio Analyzers,
Oscilloscopes, and Signal Generators

Supreme manufactured several types of radio repair bench test equipment. Here are some of Supreme's audio frequency (AF) and radio frequency (RF) generators, analyzers, Oscilloscopes, and other Supreme test equipment designed for the radio work bench in my collection.

Supreme 189 Signal Generator Supreme 189 Signal Generator
This Supreme model 189 Portable Signal Generator has an RF output with internal and external modulation and a 400 Hz audio output. The bakelite front panel has an airplane type dial.
The oak case measures 11"x8½"x5¼" and the 189 weighs in at a heafty 8½ pounds for its size.

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Catalog Listing
Manual and Schematic

Supreme 189 Bench Signal Generator Supreme 189 Signal Generator (Laboratory Cabinet)
This is the 189 Signal Generator above in a Bench/Laboratory cabinet.
The cabinet has a storage compartment in the back for the power cord and output signal cord.

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Catalog Listing
Manual and Schematic

Supreme 520 AC Bridge

This Supreme model 520 AC Bridge was designed for the radio workbench and for laboratory use. It is shown as a panel that could be built into a workbench. All markings on front of the 520 are etched in brass. I have no information on this model and it is not listed in any of the catalogs I currently have in my collection. It has several ranges for testing resistors and condensers (capacitors). It has an eye tube for visual indication and a NE-45 neon lamp for leakage indication.
The face measures 8½"x11"

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Supreme 535 Oscilloscope Supreme 535 Oscilloscope
This is an early Supreme model 535
2" Cathod-Ray Oscilloscope.
It's dove-tail wood case measures 0nly 12"x8"x8"
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Top and Back
Schematic
535 Graticle Scan
Catalog Description
Trace

Supreme 546 Oscilloscope Supreme 546 Oscilloscope

This is the early Supreme model 546 3" Cathode-Ray Oscilloscope with the etched front panel. It has both vertical and horizontal amplifiers. The later 546 had painted front panel graphics similar to the 549 scope pictured below.
The dove-tail wood case measures 11½"x7¼"x13½"

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Display
Early 546 Catalog Listing

Supreme 549 Oscilloscope Supreme 549 Oscilloscope

This Supreme model 549 3" Cathode-Ray Oscilloscope boasts both a vertical and horizontal amplifier.
The dove-tail wood case measures 11½"x7¼"x13½"

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Supreme 560-A Vedolyzer Supreme 560-A Vedolyzer
The Supreme Vedolyzer is an early television test set which allowed the service man to see the signal via a 3" oscilloscope having enough bandwidth for early TV video signals. It also included a built in Vacuum Tube Voltmeter in it's large wood case.


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Operating Instructions, Schematic, and Application Notes
560 Catalog Listing

Supreme 562 Audiolizer Supreme 562 Audolyzer
The Supreme 562 Audolyzer is a bench RF and audio signal tracer/meter, ohm meter, and Vacuum Tube Voltmeter (VTVM). Wood case 15½"x11¾"x9".
A later 562 version in a metal case with a black face was also produced.


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Schematic
Operating Manual

563 Audio Oscillator Supreme 563 Audio Oscillator

The Supreme model 563 is a bench audio generator in a metal case. 13¼"x8¾"x6½"


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Inside Picture

Supreme 570 Signal Generator Supreme 570 Signal Generator
This Supreme model 570 Signal Generator has a RF output with internal and external modulation and a 400 Hz audio output. All markings on front panel of the 570 are beautifully etched in brass.
The wood case measures 11¾"x8¾"x5½"

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1938 Catalog Description
37-39 Catalog Listing

575 Decade Box Supreme 575 Decade Box

This Supreme model 575 Decade Box was designed for the radio experimenter and laboratory use. It allows selection of both resistance and capacitance. It was offered in a portable wood case and as a panel (shown) that could be built into a workbench. All markings on front of the 575 are etched in brass.
The face measures 9"x12½"

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1938 Catalog Description

Supreme 581 Signal Generator Supreme 581 Signal Generator
This Supreme model 581 Signal Generator has a RF and audio output with internal modulation and a sweepable audio output. All markings on the brass front panel of the 581 are beautifully etched in an Art Deco pattern.
This series of signal generators used a unique three pin connector for the cables. These cables are scarce and not usually found with the units. The dove-tail wood case measures 15½"x11¼"x7¼"

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3 Pin Connector and Cable

Supreme 661
Model 661 Signal Generator
Supreme Model 661 AF/RF Signal Generator

Smaller bench size Supreme Instruments Model 661 Signal Generator. Three tube with adjustable Audio and RF outputs.
RF: 65 kilocycles-20.5 megacycles

Metal case 8¾"x9½"x7"
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Manual and Schematic
3 Pin Connector and Cable

Supreme 666
Model 666 Signal Generator
Supreme Model 666 AF/RF Signal Generator
This Supreme Instruments Model 666 Signal Generator has adjustable Audio and RF outputs and very smooth working controls.
Audio: 15-15,000 cycles
RF: 65 kilocycles-20.5 megacycles
This one looks and works like it's right off the Supreme assembly line in Greenwood Mississippi.
At 15½"x11½"x8¾", and 35 pounds it's definitely in the boat anchor class.
Larger Picture
Operating Manual
Schematic
3 Pin Connector and Cable

Supreme also manufactured portable "Radio Diagnometers" which contained RF Signal Generators along with other test functions. For more information on Supreme Diagnometers, see the Supreme Radio Diagnometers page.

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