-
9_channel_plus_fixed_priority_cha_nnel_logic_for_PF_scanner_
2014-11-26 07:37:111229-channel plus fixed-priority-cha nnel logic for PF scanner/monitor receiver (courtesy Motorola Semiconductor Products Inc.)....
-
CASSETTE_DATA_READOUT
2014-11-26 06:21:01118Uses separate circuits haying threshold provisions for both positive and negative peaks, for reading data stored on cassette tape at 15 in/s. Head outp...
-
FET_CASCODE_VIDEO_AMPLIFIER
2014-11-26 04:32:20120The FET cascode video amplifier features very low input loading and reduction of feed-back to almost zero. The 2N5485 is used be-cause of its low capac...
-
DELTA_TV_SOUND
2014-11-26 04:26:54145Costs less than ratio derector sound system. Uses discriminator circuit with triode operating us power detector, with cancellation of undesired aim fun...
-
APERTURE_CORRECTING_CIRCUIT
2014-11-26 04:26:33142Diode D2 of keyed clamp acts as conventional peak rectifier d-c restorer for tv camera circuif. -D. G. Cartoon, Designing Transistorized Television Cam...
-
CONDUCTIVITY_TESTER
2014-11-26 03:22:49170For nondestructive testing of printed-circuit conductors, through hole plating, soldered joints, and coils, in resistance range from 0 to 50 milliohms ...
-
163_MHz_oscillator_for_low_side_injection_in_CB_operation_us
2014-11-26 02:41:3317016.3 MHz oscillator for low-side injection in CB operation using a TIS148 dualgate MOSFET(courtesy Texas Instruments Incorporated)....
-
EMOTE_TELEPHONE_RINGER
2014-11-26 01:10:23166When there is no ring signal, the phone line's on-hook voltage (about 50 V) keeps the triac (Radio Shack 276-1001 or equivalent) from switching on, so ...
-
The structure diagram of LDl001
2014-11-25 21:48:55119Because the frequency and duty factor changing of PWM signal is much larger, it can not convey simply through transformer.So SCALEis equipped with LDI0...
-
High_speed_FIFO_memory_using_the_MC10143_register_file
2014-11-25 19:39:33109High-speed FIFO memory using the MC10143 register file (courtesy Motorola Semiconductor Products Inc.)....
-
CAMERA_SHUTTER_CONTROL
2014-11-25 19:38:25184Keeps camera shutter open for predetermined time, to photograph scope as radiation pellet moves past a succession of radiation detector tubes facing co...
-
COLOR_FOR_TV_TYPEWRITER
2014-11-25 18:56:09139Uses 3.579545-MHz crystal osdllator to drive string of CMOS buffers forming digital delay line. Output delays caused by propagation times in each buffe...
-
IGBT Absorbing Circuit
2014-11-25 17:39:03190Except the large-capacity devices, the IGBT absorbing circuit has two kinds which are shown in the picture. And, the picture (a) is the most simple cap...
-
A_D_dividers_using_the_AD7520_18_pin_DIP
2014-11-25 17:34:05128A/D dividers using the AD7520 18-pin DIP. With all bits off the amplifier saturates since division by zero isn’t defined. With the LSB (bit 10) on th...
-
Miniature Black and White TV System
2014-11-25 16:01:18107The camera's video signal is connected to the video modulator with an RCA jumper cable. Power to the camera and video modulator is connected to the 12V...
-
Chicken male and female discriminator 2
2014-11-25 15:10:04229The chicken male and female discriminator circuit is composed of the pickup amplifier circuit, frequency selection circuit and LED driver circuit, and ...
-
CCTV_REPEATER_POWER_SUPPLY
2014-11-25 14:36:03159CCTV REPEATER POWER SUPPLY-Operates from 24.v battery at transmitting terminal. C1 isolates battery voltage from terminal equipment, and L1 prevents sh...
-
Inductive electronic doorbell 1
2014-11-25 14:09:07199The inductive electronic doorbell circuit is composed of the inductive electronic switch and music generator circuit, and it is shown in Figure 3-115. ...
-
New degaussing principle circuit
2014-11-25 12:28:34209Because the voltage on capacitor C2605 can not mutation, this high level signal thorugh R2602 resistor first charges to C2605, because charging time co...
-
Three-Port Voltage Regulator Basic Application Circuit
2014-11-25 11:03:56206The picture shows the three-port voltage regulator basic application circuit (for example of 7805). The input AC 220V voltage would be through the tran...
-
Black-And-White Wall Hanging Visible Doorbell Circuit
2014-11-25 10:07:53156As the people's life level in our country is higher than before, some home security products have entered the house gradually. And the visible doorbell...
-
LT1766 Application Circuit
2014-11-25 09:12:44130The picture (a) shows the LT1766 internal equivalent circuit. In the chip it has the 200kHz oscillator, driving circuit, switch tube and other all func...
-
Regulator Power Circuit With Output Of 6V/5A
2014-11-25 08:56:34164The picture shows the regulator power with output of 6V/5A. The adjustable tube is made up of VT3, VT4, VT5 and VT6. The VT5 and VT6 are in parallel to...
-
SID2141X Video Preamplified Circuit Diagram
2014-11-25 07:53:1674SID2141X is a kind of video preamplifier ICand it iswidely used in a variety of domestic and imported color monitors. The SD2141X integrated circuit co...
-
HEART_RATE_REGULATOR
2014-11-25 06:16:56153Senses arterial pressure and differentiates pressure signal to eliminate mean pressure and produce required sharp spike at beginning of each pressure p...
-
Color_TV_chroma_signal_processor
2014-11-25 04:59:19180Color TV chroma signal processor. The ECG728 provides subcarrier regeneration and total chroma signal processing prior to demodulation. The coils of th...
-
BALANCED_DIODE_COLOR_BURST_GATE
2014-11-25 04:18:44152Used in automatic video-processing amplifier that instantly compensates for wide variations in color or monochrome input signal levels, to maintain out...
-
TV_horizontal_AFC_and_oscillator_with_sync_separator_for_neg
2014-11-25 02:33:03114TV horizontal AFC and oscillator with sync separator for negative sync, using an ECG1086 16-pin DIP. The singletransistor stage is the horizontal drive...
-
Digitally_controlled_time_delay
2014-11-24 23:53:17163Digitally controlled time delay. This circuit generates a time delay controlled by the digital input of the AD7520. The current fed into the integrator...
-
Dual JFET Arithmetic Product Wave Detector Circuit
2014-11-24 23:52:24133In the picture, it uses a couple of differencial signal junction type FET (JFET) to generate the arithmetic product wave detection. The SSB signal is a...
- Electronic And Electrical Engineering Fuse Circuit
- Real-time Telephone Automatic Recording Device Circuit Diagr
- PC_TEMPERATURE_INTERFACE
- 125_47O_K_GIVES_125_470_Hz
- Long_life_circuit_for_an_incandescent_lamp
- TELEPHONE_TAP
- DIGITAL_CASSETTE_HEAD_DRIVE
- The RC phase-shift circuit with unchanged Output amplitude
- 8_digit_up_down_counter_using_two_cascaded_ICM7217_28_pin_DI
- Microcomputer Telephone Cost-Saving Device Circuit Diagram
- Circuit Symbols of Electronic Components
- Liquid level controller circuit diagram 1
- TV_FM_sound_IF_with_tube_type_audio_output_stage
- NEON_LAMP_OSCILLATOR
- AUTOMATIC_BRIGHTNESS_CONTROL
- Color_TV_chroma_demodulator_with_tint_control
- The audible Logic Probe/Indicator
- Strobeflash_slave_adapter
- PULSE_CROSS_DISPLAY_GENERATOR
- LED flashlight circuit
- FET_ADAPTER_FOR_CURVE_TRACER
- SA866 pin array diagram
- TEMPERATURE_ADAPTER_FOR_DVM
- INSTRUMENTATION_CAMERA_TIMER
- PIC12F675 controlled electrical key-lock
- MC-1496 Arithmetic Product Wave Detector Circuit
- Fuda Brand ZL130-81 Dry And Wet Vacuum Cleaner Circuit
- Unity_gain_inverting_wideband_amplifier
- FSK_DETECTOR_FOR_CASSETTE_RECORDED_DATA
- 1.5V miniature wireless FM microphone circuit
- DIODE_MODIFIED_SCHMITT_TRIGGER
- Three-Port Voltage Regulator Internal Equivalent Circuit
- CCTV_10_MC_CARRIER_TRANSMITTER_TERMINAL
- R_C_COUPLED_BASE_MODULATION
- TV_video_IF_output_and_detector_with_AFT_and_sound_take_off_
- The white light LED drive circuit
- Off_channel_leakage_tests
- FM_FOR_INSTRUMENTATION
- Wireless two-tone electronic doorbell circuit diagram
- TONE_ENCODER
- Shield_or_line_driver_for_high_speed_video_applications
- Chicks hatched informing device 1
- Using computer-controlled electrical principle explanation
- Electrono_tuner_contror_memory_for_radio_and_TV
- Ding-dong electronic doorbell
- 10000 h timing circuit with minutes and seconds
- Voice electronic doorbell circuit diagram
- High pressure sodium lamp electronic ballast circuit diagram
- High_gain_video_amplifier
- Simple_log_IF_strip
- SIMPLE_TRIANGLE_SQUARE
- SIREN
- Parallel High-Speed Current Driver Circuit Composed Of OPA66
- Yamaha Generator EF1000iS Electrical (T8A820M)
- Divider_circuit_using_an_AD532_multiplier_divider_chip
- Ultrasonic Liquid Level Indicator Circuit Composed Of NE555
- Underarm odor therapeutic apparatus circuit diagram
- RX5RA/RE Series Integrated Voltage Regulator Pin Configurati
- PLETHYSMOGRAPH
- Industrial electronic ignition circuit diagram
- 9_channel_plus_fixed_priority_cha_nnel_logic_for_PF_scanner_
- TV_LINE_PULSE_EXTRACTOR
- TV_video_IF_amplifier_and_synchronous_detector_for_cable_rec
- Farm and sideline products autoregulation drying box circuit
- Digital Voice Recorder/Playback (UM5100)
- 1959 -- V8 Electrical Wiring Diagram
- FAHRENHEIT_CENTIG_RADE_LED_THERMOMETER
- CAMERA_SHUTTER_CONTROL
- Inductor, inductance basics theory
- COLOR_VIDEO_I_F
- Production volume automatic counter circuit diagram 1
- PRESET_PULSE_COUNTER
- FM Wireless Microphone Circuit Diagram
- ELECTRO_EXPLOSIVE_DEVICE_TESTER
- Video_amplifier_dc_stabilizer_differentially_sensed_techniqu
- Two-tone electronic doorbell 2
- Thermostatical electric radiator circuit using TC621
- HYDROGEN_THYRATRON_INDUCTION_HEATER
- WAVEFORM_TESTER
- PRINT_TIMER
- Eggs hatching incubator circuit diagram 2
- Video Preamplified Circuit Diagram
- OSTEOGRAPH_DETECTS_BONE_DISEASE
- Basic_SCR_phase_control
- PC electrically isolated RS422 interface CIRCUIT (SN75176B)
- Eggs automatic incubator circuit diagram 2
- ECG FM demodulator circuit diagram
- TV_IF_amplifier_uslng_dual
- Application Circuit of LCD TV Power
- Visitors identifying electronic doorbell
- 45_MHz_color_TV_sound_IF_amplifier_using_ECG703A
- CAMERA_CONTROL
- Inductive electronic doorbell 2
- 8_to_1_video_switch_amplifier
- Basic_triac_control_circuit_that_uses_an_SBS
- irrigation motor automatic protector (1)
- Xeon_flasher
- Vector_computation_circuit_for_VSUBC_SUBSUP2_SUP__=_VSUBA_SU
- ELECTROEXPLOSIVE_PULSER
- _Color_TV_chroma_processor_using_an_ECG1089_20_pin_DIP