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  • circuit of improving linearity of photoelectric isolation de

    2017-03-07 23:14:4562

    We can improve the linearity of transmission of photoelectric couplers markedly by using inverse feedback.In the picture a,D1 is in the feedback path,t...

  • High Input Voltage Linear Regulator(LR8A)

    2017-03-07 21:56:1883

    This article briefly describes High Input Voltage Linear Regulator (LR8A). This principle is easy to understand, but also very practical. Depth underst...

  • 20_watt_55_dB_16_to_30_MHz_SSB_linear_amplifier_for_mobile_o

    2017-03-07 21:46:4961

    20-watt 55 dB 1.6 to 30 MHz SSB linear amplifier for mobile operation (courtesy Motorola Semiconductor Products Inc.)....

  • 20_watt_25_dB_16_to_30_MHz_SSB_linear_amplifiersupply_voltag

    2017-03-07 18:30:3762

    20-watt 25 dB 1.6 to 30 MHz SSB linear amplifier.supply voltage is 13.8 volts (courtesy Motorola semiconductor Products Inc.)....

  • LINEAR_AMPLIFIERS_FROM_CMOS_INVERTERS

    2017-03-07 18:26:1769

    CMOS inverters can be used as linear amplifiers if negative feedback is applied. Best linearity is obtained with feedback applied around three inverter...

  • 9_MHz_LINEAR_VCO

    2017-03-07 18:12:4966

    U1A and U1C of RCA CA3046 transistor array form emitter-coupled oscillator. Portion of U1A current is diverted through U1B and L1, producing magnetic f...

  • High-precision linear amplifier circuit composed of F007

    2017-03-07 17:13:2161

    High-precision linear amplifier circuit is used for sensing signal detection. It is shown as above. The high-precision linear amplifier circuit is comp...

  • Linear Resistance Meter

    2017-03-07 15:33:4165

    Most analogue multimeters are capable of measuring resistance over quite a wide range of values, but are rather inconvenient in use due to the reverse ...

  • Low drop Principle of Linear Voltage Regulators

    2017-03-07 05:57:0868

    This article is a linear low drop voltage regulator principle discussed. By convention, in order to better grasp the principles you are, we recommend y...

  • 555 Linear Voltage/Frequency Converter circuit (Two)

    2017-03-07 03:31:0463

    As shown in the picture 5-35, this converter is composed of a non-inverting amplifier, an integrator and an oscillator for voltage/frequency conversion...

  • Dual_linear_regulator_with_balanced_output

    2017-03-06 23:03:4064

    This circuit converts 18 V to +30-V input into regulated ±15-V outputs. Note that a minimum of external components (two 10-μF capacitors) are needed ...

  • Linear Phase Response From 3-Way Crossover Circuit

    2017-03-06 22:36:2795

    Figure 1 The circuit was designed to produce a 3-way crossover circuit that will produce a linear phase response within the filters included in the cir...

  • LINEAR_LIGHT_METER_CIRCUIT

    2017-03-06 20:23:3564

    This circuit uses a low-input-bias op amp to give a steady dc indication of light level. To reduce circuit sensitivity to light, R1 can be reduced, but...

  • Night linear measuring benchmarking circuit

    2017-03-06 18:45:3862

    This benchmarking's night visual range is not less than 500m, with four 2-type batteries, this device can continuously works more than 30 hours, and it...

  • The 555 linear voltage/frequency converter circuit

    2017-03-06 17:39:4362

    See as figure 5-34, the linear voltage/frequency converter consists of a differentiation/integration circuit and a single stable trigger delay circuit,...

  • LINEARIZING_MODULAR_MULTIPLIER

    2017-03-06 12:50:2162

    Adding three external resistors to conventional transconductance multiplier reduces fedthrough,decreases average nonlinearity,and cuts ouerall error in...

  • A linear three-terminal regulator expansion flow circuit dia

    2017-03-06 11:58:4361

    This circuit is an ususal linear three-terminal regulator expansion flow circuit. 1. Drawback of source; 1.1 The power supply is a linear regulator cir...

  • 35_V_7_A_LINEAR_REGULATOR_SUPPLY

    2017-03-06 10:40:1061

    The LT1580 linear regulator circuit shown achieves ±2 percent dc output-voltage accuracy at up to 7 A load current. This circuit restricts the output-...

  • Low-dropout-linear-regulator

    2017-03-06 07:22:2899

    This linear post regulator provides 12 V at 3 A. It employs TL431 reference Ul which, without additional amplification, drives TMOS MTP3055A gate Ql se...

  • Norton_ultra_linear_tuzo_decade_VCO

    2017-03-06 07:01:3661

    In this circuit, a Norton is used to drive a fast PLL to form a VCO (which is essentially a form of V/F converter described in chapter 12). The frequen...

  • LINEAR_READOUT_CIRCUIT

    2017-03-06 05:01:4168

    Thermistors have found their way into a number of temperature-sensing applications. However, their resistance is a nonlinear function of temperature. I...

  • Simple_adjustable_linear_regulator

    2017-03-06 02:33:3061

    This circuit has a 1.2- to 25-V output range, set by R2. C1 improve ripple rejection. D1 prevents power surges (over 25-V output) from damaging capacit...

  • LINEAR_ANALOG_COUPLER

    2017-03-06 00:13:1264

    The minimum parts count version of this system provides isolated, linear signal transfer useful at shorter distances or with an optocoupler for linear ...

  • LINEAR_VCO_1

    2017-03-05 19:29:3862

    Operates over control-voltage range of +10 mV to +10 V to provide either square or triangle outputs from 5 Hz to 5 kHz, Can be used for instrumentation...

  • The linear voltage/frequency converter circuit (555)

    2017-03-05 18:49:0484

    frequency-voltage converting relationship:...

  • Linear Ohmmeter CIRCUIT (LM336)

    2017-03-05 16:37:0476

    If? were working with analog Ohmmeter,? we get different scale for high and low resistance value, make the reading of higher value more difficult. Just...

  • Adjustable_off_line_linear_supply

    2017-03-05 15:47:0860

    This circuit provides an output adjustable from 3.5 to 20 V, with a 90-mA load. Line and load regulation is 0.2%. Full-load ripple is 0.3 mV....

  • LINEAR_RAMP

    2017-03-05 15:25:1662

    Output voltage varies linearly with frequency within 98%, while peak voltage is constant of 0.6 v. Thermistor R1 provides temperature stability and sou...

  • LINEAR_TRIANGLE_WAVE_TIMER

    2017-03-05 15:19:5062

    Using one current source for the charge and discharge path in this circuit ensures identical rise and fall times at the capacitor terminal. A Darlingto...

  • LINEAR_SCALE_FET_TIMER

    2017-03-05 15:03:3561

    Operation com pares to that of one-shol mvbr.Q3 is normally on and C1 is charged. When S1 is closed, Q2 and Q3 turn off. Q3 remains off until charge on...

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