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Ceiling fan infrared remote control circuit (2) – Circuit Schematic
Ceiling fan infrared remote control circuit (2)
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16-channel remote control circuit schematic (T998C) – Circuit Schematic
16-channel remote control circuit schematic (T998C)
The circuit is not only used for the latch output, but also for non - latched output, SB is control switch. When SB and VDD are turned on, it is in the latch ou...
16-channel remote control circuit schematic (T998C) – Circuit Schematic
16-channel remote control circuit schematic (T998C)
The circuit is not only used for the latch output, but also for non - latched output, SB is control switch. When SB and VDD are turned on, it is in the latch ou...
Radio remote control dimmer circuit – Circuit Schematic
Radio remote control dimmer circuit
As shown in the diagram above, it is a radio remote control dimmer circuit. The radio remote control dimmer circuit adopts micro radio transmit/receive module a...
Radio remote control dimmer circuit – Circuit Schematic
Radio remote control dimmer circuit
As shown in the diagram above, it is a radio remote control dimmer circuit. The radio remote control dimmer circuit adopts micro radio transmit/receive module a...
IR remote control dimmer light circuit diagram – Circuit Schematic
IR remote control dimmer light circuit diagram
Is infrared emission circuit diagram. NE555 circuit generates a 40kHz pulse which is sent by the infrared emission control SE303 after beingamplified by VT. (b)...
IR remote control dimmer light circuit diagram – Circuit Schematic
IR remote control dimmer light circuit diagram
Is infrared emission circuit diagram. NE555 circuit generates a 40kHz pulse which is sent by the infrared emission control SE303 after beingamplified by VT. (b)...
Wireless two-tone electronic doorbell circuit diagram – Circuit Schematic
Wireless two-tone electronic doorbell circuit diagram
Transmitter: Pressing the SB will make the transmitter circuit work. D1, D2 and R2, R3, C4 constitute a low-frequency oscillator to control the audio oscillator...
Wireless two-tone electronic doorbell circuit diagram – Circuit Schematic
Wireless two-tone electronic doorbell circuit diagram
Transmitter: Pressing the SB will make the transmitter circuit work. D1, D2 and R2, R3, C4 constitute a low-frequency oscillator to control the audio oscillator...
AC power control photocell memory switch circuit – Circuit Schematic
AC power control photocell memory switch circuit
We can use the flash beam to supply the remote control for the AC power devices. The important point of this device is the memory function. It can continuously ...
AC power control photocell memory switch circuit – Circuit Schematic
AC power control photocell memory switch circuit
We can use the flash beam to supply the remote control for the AC power devices. The important point of this device is the memory function. It can continuously ...
LM909 radio telecontrol receiving decoding circuit diagram – Circuit Schematic
LM909 radio telecontrol receiving decoding circuit diagram
The telecontrol receiving decoding circuit`s performance index shown as the chart are as follow: f radio frequency =27MHz, f audio frequency =5.5KHz, 100% modul...
LM909 radio telecontrol receiving decoding circuit diagram – Circuit Schematic
LM909 radio telecontrol receiving decoding circuit diagram
The telecontrol receiving decoding circuit`s performance index shown as the chart are as follow: f radio frequency =27MHz, f audio frequency =5.5KHz, 100% modul...
Radio control car receiver principle circuit diagram – Circuit Schematic
Radio control car receiver principle circuit diagram
Here is the diagram of radio controlcarreceiverprinciple circuit. Notes:The choice of transistor Q1 and the bias resistorQ1 1815 9018R1 240K 100K The choice of ...
Radio control car receiver principle circuit diagram – Circuit Schematic
Radio control car receiver principle circuit diagram
Here is the diagram of radio controlcarreceiverprinciple circuit. Notes:The choice of transistor Q1 and the bias resistorQ1 1815 9018R1 240K 100K The choice of ...
PLL IR LASER LIGHT RECEIVER – Circuit Schematic
PLL IR LASER LIGHT RECEIVER
Circuit schematics for the 555-based PLL laser light PFM receiver. Although R4 is shown as a resistor, you might want to sub-stitute it with a 10-k? precision p...
PLL IR LASER LIGHT RECEIVER – Circuit Schematic
PLL IR LASER LIGHT RECEIVER
Circuit schematics for the 555-based PLL laser light PFM receiver. Although R4 is shown as a resistor, you might want to sub-stitute it with a 10-k? precision p...
IR REMOTE CONTROL RECEIVER – Circuit Schematic
IR REMOTE CONTROL RECEIVER
A schematic diagram of the remote-control receiver is shown. The heart of the circuit is IC1, a PIC16C54 8-bit CMOS manufactured by Microchip. The microcontroll...
IR REMOTE CONTROL RECEIVER – Circuit Schematic
IR REMOTE CONTROL RECEIVER
A schematic diagram of the remote-control receiver is shown. The heart of the circuit is IC1, a PIC16C54 8-bit CMOS manufactured by Microchip. The microcontroll...
DTMF INFRARED TRANSMITTER – Circuit Schematic
DTMF INFRARED TRANSMITTER
This transmitter uses a 5089 DTMF generator chip and a keypad to generate DTMF signals and modulate them on an IR light beam from an IR LED. Xtal is a 3.579-MHz...