.....obsolete user manuals, a lot of repair manuals, free service manuals, rare schematic diagrams, usefull service instructions, pdf books, how to repair instructions, lost operating manuals, old handbooks, tons of part lists, hidden service bulletins, your instruction books, informative repair tips, complete disassembly routines.....

What are you looking for?

extended search

Computer equipment

All categories

Interesting Manuals

Hewlett Packard -- 4934A
Communications Test Set

The HP 4934A is a wideband (20 Hz to 110 kHz) Transmission Impairment Measuring Set (TIMS). The transmission impairment measurements which can be made are listed below. Level Frequency Noise Noise with Tone Signal to Noise Impulse Noise P/AR, (Peak to Average Ratio) Noise to Ground The HP 4934A can make measurements directly on leased lines or on dial-up lines. It has loop holding capability, a monitor speaker and butt-in connection (useful for talking to the far e ...

Grundig -- T 55 – 838 text

Philips -- LX7100SA
Audio system

Grundig -- P 37 - 843 FR

Fluke -- 845A
Level Meter

The Fluke Model 845 High Impedance Voltmeter-Null Detector allows measurement of dc voltages from one microvolt to 1000 volts dc inl9 ranges. When used as a null detector on the 100 millivolt range and below, the input impedance is 10 megohms- A linear recorder output allows the instrument to be used for production testing and also as a dc amplifier with a maximum gain of 120 db. 1-3. The instrument consists of the line powered Model 845A, and the line-battery-powered Model 845AB. The in ...

Compaq Computer Corporation -- Presario XL190