Friden Calculator Data

DoPECC's Documents

Some large documents are presented as ToC only
The complete document can be requested via the About&Contact link

US PatentPatent for Register Indicator, relevant to Model 1152
US PatentStanford Research CRT Display Prototype
Friden Tech Note 1Emitter Follower - Electrical Principles
Friden Tech Note 2Inverter - Electrical Principles
Friden Tech Note 3Flip Flop - Electrical Principles
Friden Tech Note 4Master Clock - Electrical Principles
Friden Tech Note 5CRT HV Supply - Electrical Principles
Friden Tech Note 6Delay Line and Amplifiers - Principles
Friden Tech Note 7Character Generator - Excellent Analysis
1115 Service (ToC)Friden Model 1115 Service Manual
1155 ProgramsFriden 1155 Program Library with Code - 1974
1155 Service (ToC)Friden Model 1155 Service Manual
US PatentRagen patent regarding Model 1152
US PatentRagen Patent regarding programmable Model 1155

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