User's manual for the Hitachi V202F/V203F 20MHz oscilloscopes

User manual with troubleshooting and schematics

PDF Files (Zipped) of Operation Manual, Construction Manual, Schematic and Parts List.

Goldstar OS-9060D Operation, Schematic, Circuit and Block Diagrams  72 pages Same as TENMA 72-5025 Oscilloscope.

Tenma 72-5025 / Goldstar OS-9060D 60MHZ Oscilloscopes. Operation, Schematic, Circuit and Block Diagrams. 72 pages

SPL Meter Manual german w/o schematic

Signaali Oy (Finland)Power Supply. 0-30 Vdc , 0-3A.

EA-Elektro Automatik , Power Supply, EA-3021S , 0-30V , 0-10A

This is a manual for a MERCURY MODEL 1400 in circuit/out of circuit capacitor tester

This is an assembly manual for a PACO C-25 in circuit capacitor tester.

THIS IS A SCHEMATIC AND PICTURES  FOR A 1951 ELECTRO MODEL "S" BATTERY ELIMINATOR.

THIS IS AN OPERATOR'S MANUAL INCLUDING SCHEMATIC FOR A SIMPSON 383A IN CIRCUIT CAPACITOR TESTER

This is a group of retyped schematics as well as enhanced original documents for comparison.

THIS MANUAL INCLUDES INSTRUCTIONS, TUBE DATA AND TEST AND CALIBRATION INFO.

This is the tube data (1970) for the Mercury model 204 drugstore tube tester. I'm told it can also be used for the model 202 and 201.

Simpson 330 Tube Tester Manual and Tube Data, schematic with transformer tap voltages.

Simpson 330 Tube Tester Calibration

Manual for Precision 10-60 Tube Tester

This is a .pdf of a Paco G-30 RF Signal Generator taken at 5 megapixels

These are the manuals that came with a test kit I purchased recently. The kit dates from the 1980's and was obviously at the low end of the market....