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  • Siemens ST55 cell phone

    2016-02-08 22:01:2662

    for data/flash cable only 18 pin unspecified cellphone specialconnector at the mobile phone Pin Signal Description 1,2,3 GND 5 Tx 10 Rx Source:www.pino...

  • Nokia 6100, 6108 cell phone internal

    2016-02-08 19:33:1867

    for data/flash cable only 5 pin Nokia 6100 cellphone specialconnector at the mobile phone Pin Number Pin Name Direction Description 1 Gnd 2 Rx 3 MBUS 4...

  • Introduce the principle of wireless telephone problems

    2016-02-08 18:25:0163

    This article introduces the principle problem is the wireless phone. The circuitis simple but effective. For you to better grasp the principle, the pro...

  • Soft musical telephone ringer CIRCUIT (1N5819)

    2016-02-08 18:12:4069

    This article describes the Soft musical telephone ringer CIRCUIT (1N5819). The content is very simple, very helpful. Components in this article can hel...

  • Nokia 3300 cell phones internal

    2016-02-08 13:47:3865

    full pinout 5 pin cellphone specialconnector at the mobile phone (left side of connector is up) Pin Signal Description 1 Vpp 2 Tx 3 MBUS 4 Rx 5 Gnd Sou...

  • Siemens S6/8/C10 cell phones

    2016-02-08 12:20:1764

    for data/flash cable only 16 pin cellphone 2 rows w/antenna left specialconnector at the mobile phone Pin Number Pin Name Direction Description 1 -?- 2...

  • Sagem 9xx, 3xxx, My-X cell phones

    2016-02-08 11:39:5274

    for Sagem 918, 920, 926, 930, 932, 939, 940, 949, 959, 3000, 3020, 3026, 3036, 3040, 3052, 3062, 3078, MY-X1, MY-X2, MY-X3, MY-X3-2, MY-X5, MY-X5-2, MY...

  • Phone Busy Indicator CIRCUIT (BC148)

    2016-02-08 09:55:0566

    This article describes the Phone Busy Indicator CIRCUIT (BC148). The content is very simple, very helpful. Components in this article can help you unde...

  • Nokia 7600 cell phone internal

    2016-02-08 08:10:4564

    pinout 9 pin Nokia 7600 cellphone specialconnector at the mobile phone Pin Signal Description 2 GND 3 MBus 7 Rx 8 Tx A Vbat C GND Source:www.pinouts.ru...

  • Nokia 6230 cell phone internal

    2016-02-08 07:56:4862

    for data/flash cable only 6 pin Nokia 2-rows cellphone internal specialconnector at the cellular phone Pin Signal Description 1 Vpp 2 Tx 3 MBus 4 Rx 5 ...

  • Panasonic G60, X100, X500 cell phone

    2016-02-08 07:47:3263

    full pinout 14 pin Panasonic cellphone specialconnector at the mobile phone (keypad up) Pin Signal Description 14 DLPWR Remote Power ON (IN) 13 Tx_IrDA...

  • Sagem 6xx, 7xx, 8xx cell phones

    2016-02-08 04:16:4063

    for data/flash cable only 16 pin cellphone 2 rows w/antenna left specialconnector at the mobile phone Pin Number Pin Name Direction Description 1 -?- 2...

  • Telephone repeater circuits

    2016-02-08 04:13:3166

    The telephone repeater or The call signal peripheral circuit to the loud than the original. Its a circuit that we design follow the request. One of my ...

  • FM Telephone Bug CIRCUIT (BC107)

    2016-02-08 02:12:2175

    This article describes the FM Telephone Bug CIRCUIT (BC107). The content is very simple, very helpful. Components in this article can help you understa...

  • Microphone Preamp

    2016-02-08 01:58:5963

    This circuit is used to interface a high-impedance microphone to a radio transceiver that requires a low-impedance microp hone. The supply voltage can ...

  • Nokia 3110/8110 cell phones

    2016-02-07 23:25:2863

    for data/flash cable only 12 pin Nokia cellphone specialconnector at the mobile phone Pin Number Pin Name Direction Description 1 MBUS 2 FBUS Tx -?- 3 ...

  • Telephone Line Engaged Indication

    2016-02-07 23:00:5169

    Figure 1 The circuit was designed to indicate that the telephone line is being used in an environment where parallel telephones are installed in a sing...

  • Infrared headphones transmitter circuit

    2016-02-07 22:28:4464

    The transmitter offers a optical link (infrared) for headphones. Three infrared leds (ir) are polirised by T1 current, P1 is used to adjust the current...

  • Compressor For Electric Microphone(CA3080)

    2016-02-07 22:21:5294

    This article briefly describes the Compressor For Electric Microphone (CA3080). Although this circuit is very easy to understand, but also very practic...

  • Siemens S40 cell phone

    2016-02-07 21:58:5664

    for data/flash cable only 14 pin Siemens S40 cellphone specialconnector at the mobile phone Mobile phone interface pin Description 5 GND 6 TX 14 RX Sou...

  • MS Stereo Microphone (LM5532)

    2016-02-07 20:42:52110

    This article describes the MS Stereo Microphone (LM5532). The content is very simple, very helpful. Components in this article can help you understand ...

  • CMOS RAM poewed repertory dialer phone circuit

    2016-02-07 20:21:5263

    A telephone that also stores a group of frequently called telephone numbers and retransmits the dialing information to the local central office by repe...

  • Siemens SL-10 cell phone

    2016-02-07 18:34:2665

    full pinout 4 pin Siemens SL 10 cellphone specialconnector at the mobile phone Pin Signal Description 1 GND 2 Tx 3 Rx Source:www.pinouts.ru Reprinted U...

  • Wireless am microphone

    2016-02-07 18:15:0263

    Transistor Ql and its associated components comprise a tuneable rf oscillator. The rf signal is fed to transistor Q2, the modulator. Operational amplif...

  • Cordless Phone Backup principle

    2016-02-07 17:39:4264

    This article describes a cordless phone backup works. In order to better grasp the principle of combining text, please understand this schematic. When ...

  • Computer Microphone by BC547

    2016-02-07 16:07:2064

    Notes: This circuit was submitted by Lazar Pancic from Yugoslavia. The sound card for a PC generally has a microphone input, speaker output and sometim...

  • Phone broadcasting principle

    2016-02-07 15:51:4969

    This article describes a telephone broadcast works. In order to better grasp the principle of combining text, please understand this schematic. Figure:...

  • Telephone Tapping Indicator(BC547)

    2016-02-07 15:42:1264

    This article briefly describes the Telephone Tapping Indicator (BC547). This principle is easy to understand, but also very practical. Depth understand...

  • Telephone Spy Conversation Recording Circuit

    2016-02-07 15:30:1567

    Figure 1 The circuit aims to create a recording scheme not only for spying but for business purposes where conversations are noted for future reference...

  • Multivibrator Telephone Ringing Detector Circuit

    2016-02-07 15:24:5184

    A telephone ring detector circuit is provided which finds particular utility in telephone answering systems. The detector circuit responds only to ring...

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