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  • Radio remote control transmitter and receiver head circuit d

    2016-04-02 15:20:23109

    The circuits of transmitting part and receiving part are shown as above.Radio remote control transmitter T630 is a micro-transmitter without the signal...

  • A small radio transmitter circuit

    2016-04-02 15:00:5165

    Below is a small radio show transmitter circuit. The circuit is very simple, and very practical. Recommend Duokanjibian The schematic in order to maste...

  • Simple FM transmitter circuit.

    2016-04-02 14:50:2864

    Two transistor FM transmitter.Description. A lot of FM transmitter circuits have been already published here. This just another one, a simple two trans...

  • PLL transmitter circuit

    2016-04-02 14:46:0877

    The PLL transmitter exciter has the functions of providing a stable, low noise, frequency-selectable RF signal and amplify it to a controllable output ...

  • Phone Spy Transmitter

    2016-04-02 14:43:5863

    Here is a very simple telephone broadcaster transmitter which can be used to eavesdrop on a telephone conversation. The circuit can also be used as a w...

  • BU-3762AF monolithic remote control transmitter integrated c

    2016-04-02 14:06:4259

    BU-3762AF is a monolithic remote control transmitter integrated circuit.It’s widely used in various remote control systems, such as televisions, audi...

  • Wireless IR headphone transmitter

    2016-04-02 13:46:1263

    Circuit diagram Copyright Audio kit amplifier circuit diagrams. All rights reserved....

  • HF_LOW_POWER_CW_TRANSMITTER

    2016-04-02 13:39:1060

    Suitable for amateur use, this 1.5-W transmitter runs on a 12-V supply. Q1 is an oscillator using a surplus FT243 crystal. Q2 is a buffer driver and is...

  • IR?S/PDIF Transmitter(74HCU04)

    2016-04-02 13:27:3494

    This article briefly describes the IR-S/PDIF Transmitter (74HCU04). This principle is easy to understand, but also very practical. Depth understanding ...

  • TV_TRANSMITTER_1

    2016-04-02 13:24:3962

    The video-link transmitter accepts color and B/W video, and audio inputs from VCRs, camcorders, small TV cameras, and microphones. The unit runs on a n...

  • TX200 - high quality 200mW FM Transmitter

    2016-04-02 13:09:4860

    Here is the latest and greatly improved TX200 VFO/VCO FM transmitter. The most versatile transmitter to date that can be turned into high fidelity ster...

  • Transmitter-oscilloscope coupler for CB signals

    2016-04-02 12:46:3661

    To display an rf signal, connect LI to the transmitter and points A and B to the vertical plates of the oscilloscope. Adjust LI for minimum SWR and C3 ...

  • FM Transmitter with 2 Transistors circuit diagram

    2016-04-02 12:36:3161

    Here the simple and cheap FM transmitter which powered using two transistors. This circuit may be tuned to operate over the range 87-108MHz with a rang...

  • Remote control toy car transmitter circuit

    2016-04-02 11:51:23112

    Remote control toy car transmitter circuit is shown below.Potentiometer RV1 controls left and right wheels. Potentiometer RV2 controlsfront andrear whe...

  • MC9481 (electronic toys) remote control transmitter coding c

    2016-04-02 11:51:1359

    The MC9481 is designed as one kind of remote control transmitter coding circuit that can be used in the electronic toys. The internal circuit is compos...

  • TX-500 500mW FM Transmitter

    2016-04-02 11:36:04122

    Click on the image to enlarge the schematic. Please be advised that it might be illegal to use this transmitter. This project is presented here only fo...

  • Doppler Ultrasound Transmitter Circuit

    2016-04-02 10:57:2865

    The 2.25-MHz.osciJlator Ql drives amplifier Q2 and XTAL1, an ultrasonic transducer. The transducer is a lead zireonate-titanate type. Taps on Tl and T2...

  • 6W Morse-Code Transmitter 7Mhz Circuit

    2016-04-02 10:44:16108

    The vacuum tube is still alive and useful in some applications, as in this CW transmitter, The circuit was built in old-fashioned breadboard style on a...

  • 27_MHz_transmitter_for_CB_operation

    2016-04-02 10:40:3269

    27 MHz transmitter for CB operation. Power output is 3.5 watts minimum. Typical efficiency is 70%. Modulation can be±100%. Second harmonic suppression...

  • MODULATED_LIGHT_TRANSMITTER

    2016-04-02 10:39:0759

    A light-bulb filament can be modulated with audio as a method of optical transmission. Ampli-fier Q1/Q2/Q3 drives emitter-follower TR4. Adjust R10 for ...

  • DOPPLER_ULTRASOUND_TRANSMITTER

    2016-04-02 10:00:0166

    The 2.25-MHz oscillator Q1 drives amplifier Q2 and XTAL1, an ultrasonic transducer. The trans-ducer is a lead zirconate-titanate type. Taps on T1 and T...

  • TX-300 300mW FM Transmitter

    2016-04-02 09:48:4767

    This power meter will let you test both the output power of Q2 (VHF amp) and Q1 (oscillator). Circuit is now on the separate board so you can fit the m...

  • FM Transmitter 4Watt

    2016-04-02 09:16:25126

    Circuit diagram TECHNICAL CHARACTERISTICS: Stabilised tendency of catering: Vcc=12~16V Frequency of emission: 88~108MHz Consumption: 100~400mA Circuit ...

  • Long range fm transmitter electronic project

    2016-04-02 08:54:0675

    Radio Circuits This long range fm transmitter electronic project is designed using common electronic parts and is capable to transmit signal up to 400 ...

  • SSR and Transmitter Enclosure

    2016-04-02 08:53:0961

    This is the enclosure for the Encapsulated Mini RTD PT100 Transmitter and also Solid State Relays SSR. Potted, Encapsulated in epoxy, hermetically seal...

  • Stereo FM Transmitter 88-108 MHz based BA1404

    2016-04-02 08:51:2764

    This is the stereo FM transmitter schematic diagram which built based BA1404. By using this HI-FI stereo FM transmitter, you will be able to transmit M...

  • Introduced a wireless FM transmitter

    2016-04-02 07:40:5461

    This article is a wireless FM transmitter introduction. To more effectively grasp this principle, the proposal combine text read schematics. The circui...

  • OP90 4 mA to 20 mA Current Loop Transmitter

    2016-04-02 06:58:3094

    An output of 4 mA to 20 mA that is linearly proportional to the input voltage is provided by the current transmitter on figure below. Line rejection is...

  • 3W FM Transmitter

    2016-04-02 06:24:5767

    This is the schematic for an FM transmitter with 3 to 3.5 W output power that can be used between 90 and 110 MHz. Although the stability isn't so bad, ...

  • 27255_MC_TD_CRYSTAL_TRANSMITTER

    2016-04-02 05:59:4161

    Silicon-transistor Hartley oscillator modulates tunnel-diode oscillator in remote-control transmitter,- Transistor Manual, Seventh Edition General Elec...

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