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  • Linearized_platinum_RTD_signal_conditioner

    2017-03-17 07:46:2864

    Fig. 13-19 This circuit provides complete linearized signal conditioning for a platinum RTD (Rosemount 118MFRTD). To calibrate, substitute a precision ...

  • V_F_CONVERTER_WITH_005_LINEARITY

    2017-03-17 07:02:4061

    Raytheon RM4151 converter is used with integrator opamp to give highly linear conversion of inputs up to -10 VDC to proportional frequency of square-...

  • 60_W_LINEAR_FOR_432_MHz

    2017-03-17 05:35:0964

    Suitable for mak-ing DX contacts through Oscar satellite, as well as for tropo and local contacts, using CW or SSB. Motorola MRF5176 transistor provide...

  • Linear optocoupler for instrumentation

    2017-03-17 02:06:2561

    A dual optocoupler is used in a configuration which has the same current throughout as the LEDs. Assuming similar optocoupler features the output volta...

  • 500_MEGOHM_LINEAR_SCALE_OHMMETER

    2017-03-17 00:27:3060

    Resistance multiplier using 741 opamp reduces current drain when measuring low resistance values(below 10 ohms), LEDs indicate voltage difference betwe...

  • Linear Ohmmeter

    2017-03-17 00:06:0169

    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...

  • LINEAR_FREQUENCY_SWEEP_GENERATOR

    2017-03-17 00:00:1660

    Frequency is swept from 400 to 600 kc electronically by using reverse-biased pn junction diode C as variable capacitor in oscillator V5. Frequency mark...

  • 80_W_LINEAR_FOR_MOBILE_SSB

    2017-03-16 23:07:5861

    Designed for operation from 12.5-V supply, using driver stage to provide total power gain of about 30 dB for 3-30 MHz band. Negative collector-to-base ...

  • CMOS inverters linear amplifier circuit

    2017-03-16 21:49:3267

    CMOS inverters can be used as linear amplifiers where negative feedback is applied. Best linearity is achieved with feedback applied around three inver...

  • The 555 linear PWM circuit

    2017-03-16 20:05:3664

    See as figure 5-25, IC(555), R2, VT1 and C1 compose the controllable single steady circuit, the contemporary pulse wavelength is in backward proportion...

  • Linear power amplifier circuit composed of RF2132

    2017-03-16 19:03:4562

    The diagram is linear power amplifier circuit composed of RF2132. Radio-frequency signal (RF) isinput by pin 3, enlarged by preamplifier and final powe...

  • LINEAR_TECHNOLOGY_POWER_SOLUTIONS

    2017-03-16 14:23:3764

    An increasing number of portable devices need 5-V-to-3.3-V converters. High efficiency at up to 1 A is needed to power 3.3-V ICs, such as power-hungry ...

  • OP_AMP_LINEAR_SAWTOOTH_GENERATOR

    2017-03-16 14:23:3366

    Q1 is connected in a simple constant-current generator circuit. The value of Q1's emitter resistor sets the constant-current level flowing from the tra...

  • TEN WATT LINEAR AMPLIFIER

    2017-03-16 09:13:0263

    It is quite easy to get a watt or more with very simple equipment, but to get more than 5 watts becomes a little more difficult. This article describes...

  • 5 Watt UHF TV Linear amplifier

    2017-03-16 07:30:5266

    This small circuit is a Linear amplifier for driving small UHF TV transmitters. Its gain is 7dB and can amplify a signal between 450-800 MHz. You can d...

  • LINEAR_LIGHT_METER

    2017-03-16 05:08:2962

    Uses Radio Shack 276-115 selenium solar cell or equivalent photocell with high-gain RS741C opamp to drive meter.Sensitivity is sufficient to detect ind...

  • Single 5V Supply Precision Linearized 0?C to 400?C Platinum

    2017-03-16 04:01:1061

    View Full Size Image View Original Datasheet The LTC6943 is a monolithic, charge-balanced, dual switched capacitor instrumentation building block. A pa...

  • 140_W_PEP_2__to_30_MHz_amateur_radio_linear_amplifier

    2017-03-15 22:32:3163

    Both the parts and kits for this amplifier are available from: Commu-nications Concepts, 121 Brown St. Dayton, Ohio 45402, (513) 220-9677. Use of this ...

  • Linear_TV_IF_amplifier_using_an_ECG_1080_chip

    2017-03-15 21:43:2260

    Linear TV IF amplifier using an ECG 1080 chip, which provides 46 dB powergain. Transformer T is 0.32 mm enamel wire with a center-tapped primary of eig...

  • Linear_regulator_with_selectable_output

    2017-03-15 20:08:3760

    The output of this regulator can be set to any value between + 15 V and +50 V by means of voltage-divider resistors R1 and R2 (as shown by the equation...

  • FULLY_LINEAR_DIODE_SENSOR_

    2017-03-15 19:33:3663

    First opamp acts as constant-current source for temperature-sensing diode, making voltage drop across diode depend only on temperature. Second opamp of...

  • HF BANDS QRP LINEAR AMPLIFIER

    2017-03-15 18:35:2862

    This is a rather unusual QRP Power Amplifier design, with a wide frequency response; within three dB's from 300KHz to 30MHz. Overall gain is in the reg...

  • SERIES_REGULATED_LINEAR_POWER_SUPPLY

    2017-03-15 18:22:4060

    The ac line is isolated from the power supply by transformer T1. Full-wave diode bridge BR1 de-livers unregulated dc with ripple on it to the filter ca...

  • Linear Voltage Regulator Composed Microprocessor Power Suppl

    2017-03-15 10:48:1961

    Linear voltage regulators composed microprocessor power circuit is shown in the graph below.It simly consititues of 2 MAX666. Power supply for the CPU ...

  • LINEAR_PULSE_WIDTH_CONTROL

    2017-03-15 10:33:0262

    Blanking pulse generator provides blanking signal starting with input pulse and remaining on for some nominal portion of pulse, regardless of dropouts ...

  • Optocoupler Linear Isolation Amplifier Circuit

    2017-03-15 08:59:2561

    Optocoupler linear isolation amplifier 3650Features:balanced input;high common-mode voltage, 2000V in a row; high common-mode rejection ratio, 140dB;sm...

  • Linear TEC (Thermo Electric Cooler) Driver (OPA353)

    2017-03-15 05:07:3360

    TEC is one of the cooler that was popular because of its robustness and maintenance free characteristic. This article shows one example of the TEC driv...

  • Linearized_platinum_RTD_thermometer_single_supply

    2017-03-14 23:50:0661

    Fig. 13-43 In this circuit, an LM392 comparator/op amp (A1 and C1) is used to provide both gain and linearization for a platinum RTD in a single-supply...

  • 160_W_LINEAR_SSB

    2017-03-14 23:24:3863

    Designed for operation at fixed land location, using 28-VDC supply. Circuit covers 3-30 MHz band, using driver stage to providetotal power gain of abou...

  • Linear_FM_detector

    2017-03-14 21:02:0460

    This circuit uses an XR-2211 as a linear FM detector for a wide range of analog communications and telemetry applications. The demodulated output is ta...

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