9-channel plus fixed-priority-cha nnel logic for PF scanner/monitor receiver (courtesy Motorola Semiconductor Products Inc.)....
Uses separate circuits haying threshold provisions for both positive and negative peaks, for reading data stored on cassette tape at 15 in/s. Head outp...
The 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...
Costs less than ratio derector sound system. Uses discriminator circuit with triode operating us power detector, with cancellation of undesired aim fun...
Diode D2 of keyed clamp acts as conventional peak rectifier d-c restorer for tv camera circuif. -D. G. Cartoon, Designing Transistorized Television Cam...
For nondestructive testing of printed-circuit conductors, through hole plating, soldered joints, and coils, in resistance range from 0 to 50 milliohms ...
16.3 MHz oscillator for low-side injection in CB operation using a TIS148 dualgate MOSFET(courtesy Texas Instruments Incorporated)....
When 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 ...
Because 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 (courtesy Motorola Semiconductor Products Inc.)....
Keeps camera shutter open for predetermined time, to photograph scope as radiation pellet moves past a succession of radiation detector tubes facing co...
Uses 3.579545-MHz crystal osdllator to drive string of CMOS buffers forming digital delay line. Output delays caused by propagation times in each buffe...
Except 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. With all bits off the amplifier saturates since division by zero isn’t defined. With the LSB (bit 10) on th...
The 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...
The 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-Operates from 24.v battery at transmitting terminal. C1 isolates battery voltage from terminal equipment, and L1 prevents sh...
The inductive electronic doorbell circuit is composed of the inductive electronic switch and music generator circuit, and it is shown in Figure 3-115. ...
Because the voltage on capacitor C2605 can not mutation, this high level signal thorugh R2602 resistor first charges to C2605, because charging time co...
The picture shows the three-port voltage regulator basic application circuit (for example of 7805). The input AC 220V voltage would be through the tran...
As 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...
The picture (a) shows the LT1766 internal equivalent circuit. In the chip it has the 200kHz oscillator, driving circuit, switch tube and other all func...
The 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 is a kind of video preamplifier ICand it iswidely used in a variety of domestic and imported color monitors. The SD2141X integrated circuit co...
Senses 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. The ECG728 provides subcarrier regeneration and total chroma signal processing prior to demodulation. The coils of th...
Used 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 negative sync, using an ECG1086 16-pin DIP. The singletransistor stage is the horizontal drive...
Digitally controlled time delay. This circuit generates a time delay controlled by the digital input of the AD7520. The current fed into the integrator...
In 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...
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