Circuit Mobile Phone Battery Charger

Transceiver Homebrew QRP SSB 80M Band

Radio communication transceiver is a radio transmitter at the same time the plane doubles as a radio receiver used for communication purpose... Baca selengkapnya »

9V output switching power supply

By using the circuit you do not bother to roll up a transformer that is used to reduce voltage AC 220V to 7V ,9 V or 12V, etc. When using a... Baca selengkapnya »

USB to phone battery charger circuit

Without any USB to phone battery charger circuit we can charging phone battery using port on USB computer , but it will quickly damage... Baca selengkapnya »

Phone Battery Charger circuit

The circuit above is a simple circuit to charge phone battery . Charge battery uses an output transformer secondary voltage fast-flowing wit... Baca selengkapnya »

Low Cost Phone Battery Charger

Mobile phone , phone battery chargers on hand wearing the souk are quite expensive. This circuit presented at juncture comes so a low-cost a... Baca selengkapnya »

Gentle Battery Regulator

This trivial but very efficient circuit protects a run-acid battery (12-in opposition to solar battery otherwise car battery) critical of ov... Baca selengkapnya »