Circuit diagrams for radio amateurs
Panoramic view on the TV
19.07.2015
| Television and video
In many models of modern TV sets applied to the channel selectors with electronic tuning IC-IN-1S. SC-B-2C, SC-M-e, SC-M-23 and...
The power supply for transceiver
27.03.2015
| Power supplies
The unit is designed to power the kit Amateur radio equipment, comprising from LW and УSW transceivers with...
Vertical loop antenna (LOOP)
25.03.2015
| Shortwave antenna
According to my observations, the antenna is the "Windom" is rarely used by Amateurs. However, due to the lack of...
A Friendly Charger Schematic for Mobile Phones
01.04.2016
| Power supplies
Charges and protects your mobile phone from voltage spikes and short-circuitMost mobile chargers do not have current/voltage regulation or short-circuit...
Stabilized power supply unit for six values of the output voltage, 220/3,4,5,6,7.5,9,12 volts, 0.25 amps
27.03.2015
| Power supplies
This power supply has a fairly wide range and stability the output voltage. Main technical characteristics: Nominal...
