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Frequency: Counter

Photo: Panel Meter Counter Panel Meter Counter
This is a basic low cost counter module. Two or more may be plugged together with 6-pin sockets and harness provided. Excellent use as event counter. Has a single 3-digit display. Uses the 14553 and 14551 chips. Has count and reset switches with debounce
Geiger Counter Electronic Circuit / Schematic
0 Comments - in Testing Tools
Complete instructions and circuit diagram for a Geiger counter meter device, which will allow you to measure radiation levels.
Photo: Up/Down Counter Kit Up/Down Counter Kit
This is a low cost 4 digit Up/Down Counter. Count range is from 0000 to 9999 (counting up) or 9999 to 0000 (counting down).
Photo: Presettable Down Counter Kit Presettable Down Counter Kit
This is a low cost 4 digit presettable down counter with output and reset. The count input can be used for both low and high speed applications.
4 Transistor 500mW FM Transmitter Circuit
0 Comments - in FM Transmitters
Simple 4-transistor transmitter electronic circuit that produces a Frequency Modulated (FM) signal at approximately 100MHz.
Photo: BW-TX1 - 1 Watt Stereo FM Transmitter BW-TX1 - 1 Watt Stereo FM Transmitter
The TX1 from Broadcast Warehouse is an extremely high quality stereo FM transmitter that complies with FCC Standards, meaning that it can be used for commerical broadcasting. Output power is 1 Watt.
Photo: BW-TX300 - 300 Watt Stereo FM Transmitter BW-TX300 - 300 Watt Stereo FM Transmitter
The TX300 from Broadcast Warehouse is an extremely high quality stereo FM transmitter that complies with FCC Standards, meaning that it can be used for commerical broadcasting. Output power is 300 Watts.
Photo: BW-TX150 - 150 Watt Stereo FM Transmitter BW-TX150 - 150 Watt Stereo FM Transmitter
The TX150 from Broadcast Warehouse is an extremely high quality stereo FM transmitter that complies with FCC Standards, meaning that it can be used for commerical broadcasting. Output power is 150 Watts.
Photo: BW-TX5 - 5 Watt Stereo FM Transmitter BW-TX5 - 5 Watt Stereo FM Transmitter
The TX5 from Broadcast Warehouse is an extremely high quality stereo FM transmitter that complies with FCC Standards, meaning that it can be used for commerical broadcasting. Output power is 5 Watts.
Photo: BW-TX50 - 50 Watt Stereo FM Transmitter BW-TX50 - 50 Watt Stereo FM Transmitter
The TX50 from Broadcast Warehouse is an extremely high quality stereo FM transmitter that complies with FCC Standards, meaning that it can be used for commerical broadcasting. Output power is 50 Watts.
Photo: BW-TX25 - 25 Watt Stereo FM Transmitter BW-TX25 - 25 Watt Stereo FM Transmitter
The TX25 from Broadcast Warehouse is an extremely high quality stereo FM transmitter that complies with FCC Standards, meaning that it can be used for commerical broadcasting. Output power is 25 Watts.
Photo: Broadcast Warehouse LCD PLL 1 Watt Exciter (Kit Version) Broadcast Warehouse LCD PLL 1 Watt Exciter (Kit Version)
Kit Version: The LCD PLL 1 Watt FM Transmitter is an extremely nice piece of technology. This exciter features a built-in LCD screen and digital frequency control.
Photo: Broadcast Warehouse LCD PLL 1 Watt Exciter (Assembled Version) Broadcast Warehouse LCD PLL 1 Watt Exciter (Assembled Version)
Assembled Version: The LCD PLL 1 Watt FM Transmitter is an extremely nice piece of technology. This exciter features a built-in LCD screen and digital frequency control.