Home >
Communication Circuits > Long-distance ringtone detection circuit using photoelectric coupler
Long-distance ringtone detection circuit using photoelectric coupler
Source: InternetPublisher:李商隐身 Keywords: Optocoupler detection circuit Updated: 2020/01/29
Latest Communication Circuits Circuits
- Superheterodyne receiving module circuit using RX3310A
- MICRFl04 ASK 470～300 MHz Transmitter
- RF2942 I/Q 915 MHz Transmitter
- RXM-900-HP-II FM/FSK 928～902 MHz Receiver Module
- RX3310A Receiver Module
- Common RF receiving circuit design for toys (3 high-frequency parts)
- RF2909 GMSK/QPSK/DQPSK/QAM 915 MHz Transmitter
- MAX2900/2901/2902 BPSK/ASK/OOK 915/868 MHz Transmitters
- TQ5638 KPCS CDMA/GPS 2090 ~ 1620 MHz Dual Mode Receiver
- MAX2440/MAX2441/MAX2442 900 MHz Receivers
Popular Circuits
- The service life of some components of the switching power supply
- Printing machine photoelectric paper break detection circuit
- Driver drinking detection circuit
- Induction cooker pot quality detection circuit
- New fast charging I start 2 charging detection circuit
- Thyristor circuit controlled by photocoupler
- Light detection circuit with output filter to reduce noise
- Photodetection circuit for DC recovery to suppress unwanted stable background light
- Zero detection circuit using 2 photocouplers
- The most practical basic diagram circuit 31 - Photocoupler AC switching circuit
京公网安备 11010802033920号