Telecom

Articles
Title
High-Power AM Tube Transmitter (TEL009E)
FM Transmitter Using a Vacuum tube (TEL008E)
High-Power Push-Pull FM Transmitter (TEL007E)
Project Shortwave Telegraphic Transmitter (TEL006E)
Small AM Transmitter (TEL005E)
Three-Transistor FM Transmitter (TEL004E)
Small FM Transmitter (TEL003E)
Electromagnetic Interference – EMI (TEL002E)
Small FM Transmitters (ART002E)

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Bicycle Alarm (CB4365E)
This circuit was obtained from a 1986 Spanish magazine Resistor. The magazine no longer exists, but...
Optical communication transmitter (CB7849E)
This circuit was found in a 90s American documentation. The circuit uses an LED that can be of a...
Collector triggered bistable (CB21839E)
This circuit is from a 1974 Ferranti transistor manual. Transistors are general-purpose types at...