This signal amplifier for ATV in the 427 to 439 MHz band was found in a magazine 73 for radio amateurs of the 90's. The circuit is installed next to the antenna on the mast itself.
This circuit mutes a system when a phone call is received. The circuit is from a Radio Electronics from...
The circuit shown is from the National Semiconductor's Linear Applications Handbook. The CI is not...
This circuit was found in a Texas Instruments optoelectronics manual and can work with any...