Smart electronic lock for bicycles
Source: InternetPublisher:同住地球村 Keywords: Smart electronic lock RC socket switch Updated: 2020/03/03
Circuit working principle: As shown in Figure a , J1 and J2 are two standard RCA sockets . The two sockets can be connected with a self-made safety ring. The safety ring is made of a flexible wire approximately 50 cm long with an RCA plug
at each end . The intelligent electronic lock circuit
is powered by a 9V battery (6F22). Key lock switch S is used to connect the power supply.
- A cheap and practical quick checker for Chinese zodiac signs
- Using CD4017 to form an analog pendulum circuit
- timer call circuit
- Triangle, Yuanling, Gold CFXB type double lamp rice cooker circuit diagram
- Relay power saving circuit 2
- Universal inverter external knob forward control
- General frequency converter display-keyboard
- Color TV adds AV output socket
- Three-phase CZ-320 silicon rectifier DC welding machine no-load automatic stop circuit
- Dole brand BD-360A, BD-220A, BD-145A, B type refrigerator circuit
- Rural vegetable greenhouse lighting circuit
- Wien bridge oscillator circuit
- Power phase failure display circuit
- Paper thickness detection circuit
- pulse delay circuit
- Electric shock debounce circuit
- Two lamps and one switch incandescent lamp parallel lighting circuit
- RC coupled self-excited multivibrator circuit
- Partially resonant RCC power supply circuit diagram
- RCC mode switching power supply circuit diagram