Published:2009/7/20 7:22:00 Author:Jessie
13-vatt microstrip UHF amplifier for 220 to 225 MHz (ouurtesy Motorola Semiconductor Products Inc.). (View)
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Published:2009/7/20 7:20:00 Author:Jessie
160-watt PEP broadband linear amplifier for 28-volt operation (courtesy Motorola Semiconductor Products Inc.). (View)
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Published:2009/7/20 7:18:00 Author:Jessie
Two-stage 80-watt RF poweramplifier for 144 to 175 MHz FM operation. About 5.5 watts ofdrive are required torthe rated output (courtesy Motorola Semiconductor Products Inc.). (View)
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Published:2009/7/20 7:17:00 Author:Jessie
Phototransistor Q1 senses lamp intensity and controls firing angle of scr's Q3 and Q4 through unijunction transistor Q2.-R. L. Carvajal, Phototransistor Regulates Illumination Intensity, Electronics, 38:20, p 101. (View)
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Published:2009/7/20 7:15:00 Author:Jessie
80-watt PEP broadband linear amplifier for 12.5-volt operation (courtesy Motorola Semiconductor Products Inc.) (View)
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Published:2009/7/20 7:13:00 Author:Jessie
Flashes of light from scintillator crystal are picked up by EM19579 photomultiplier to measure underwater gamma radiation, and amplified output of photomultiplier is fed to surface equipment through coaxial cable that also serves as 2,000-V high-voltage lead for anode.-G. K. Riel, New Underwater Gamma Spectrometer, Electronics, 36:10, p 56-8. (View)
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Published:2009/7/20 7:13:00 Author:Jessie
Balanced modulator circuit using an MC1596G. For a maximum modulating signal input of 300 mV RMS, the suppression of spurious sideband is typically 55 dB at a carrier frequency of 500 kHz (courtesy Motorola Semiconductor Products Inc.). (View)
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Published:2009/7/20 7:12:00 Author:Jessie
30 MHz RF amplifier with limiting using the EGC703A 10 (courtesy of GTE Sylvania Incorporated). (View)
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Published:2009/7/20 7:12:00 Author:Jessie
100 MHz RF amplifier using the ECG703A IC. Reverse AGO may be obtained at pin 5 (courtesy GTE Sylvania incorporated). (View)
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Published:2009/7/20 7:11:00 Author:Jessie
Has excellent frequency response, but this performance could also be obtained if cath. ode follower were amplifier using negative feedback for frequency compensation, dong with better regulation and lower d-c resislance.-NBS, Handbook Preferred Circuits Navy Aeronautical Electronic Equipment, Vol. 1, Electron Tube Circuits, 1963, p N2-11. (View)
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Published:2009/7/20 7:09:00 Author:Jessie
Provides either polarity of output with 1% regulation, from minimum of 300 v d-c. C5 is minimum of 4 mfd.-NBS, Handbook Preferred Circuits Navy Aeronautical Electronic Equipment, Vol. 1, Electron Tube Circuits, 1963, PC 7, p 7-2. (View)
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Published:2009/7/20 7:08:00 Author:Jessie
10.7 MHz to 45 MHz convener using two 3N204 dual-gate MOSFETs(courtesy Texas Instruments Incorporated). (View)
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Published:2009/7/20 7:07:00 Author:Jessie
Used when small lead resistance between regulator and load is physically impossible. Voltage Eo' is essentially voltage that appears directly across load. Differential amplifier senses and corrects for changes in this volt-age rather thon for changes in Eo at regulator output terminals.-NBS, Handbook Preferred Circuits Navy Aeronautical Electronic Equipment, Vol. 11, Semiconductor Device Circuits, PSC 1, p 1-11. (View)
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Published:2009/7/20 7:07:00 Author:Jessie
Double balanced mixer with broadband inputs and 9 MHz tuned output. The 3 dB bandwidth of the 9 MHz output tank is 450 kHz. Since the input is broadband the circuit can operate from HF to VHF. The local oscillator frequency should be +9 MHz (courtesy Motorola Semiconductor Products Inc.). (View)
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Published:2009/7/20 7:05:00 Author:Jessie
25-watt UHF amplifier for 450 to 512 MHz (courtesy Motorola Semiconductor Products Inc.). (View)
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Published:2009/7/20 7:04:00 Author:Jessie
Designed for output currents up to 2 amp average or 3.5 amp peak. Output voltage can be adjusted from 45 to 65 v by R7. Ripple is less than 1 my rms at no load, increasing to 60 my peak-to-peak at 2 amp. Regulation is 2.1% at 2 amp and 0.72% at 1 amp.- Transistor Manual, Seventh Edition, General Electric Co., 1964, p 228. (View)
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Published:2009/7/20 7:03:00 Author:Jessie
Product detector using an MC1596G. This circuit requires a single +12-volt supply. The circuit performs well with carrier level of 100 to 500 m VRMS. No transformers or tuned circuits are required for excellent performance from very low frequencies up to 100 MHz The audio output at pin 6 can be used to drive AGO (courtesy Motorola Semiconductor Products Inc.). (View)
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Published:2009/7/20 7:00:00 Author:Jessie
Amplitude modulator using an MC1596G. Modulation levels from zero to greater than 100% can be obtained with this circuit (courtesy Motorola Semiconductor Products Inc.). (View)
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Published:2009/7/20 6:59:00 Author:Jessie
Control voltages A,B, and C together produce up to 180°phase shift with adequate matching, for beam-steering arrays. Ganged potentiometers with appropriately tapered windings can provide the control voltages and relate beam position to shaft rotation.-J. F. Rippin, Making the Antenna an Active Partner, Electronics, 38:16, p 93-96. (View)
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Published:2009/7/20 6:59:00 Author:Jessie
30 MHz RF to 5 MHz IF mixer. Injection point for the external local oscillator is at point A. The injection frequency is 35 MHz. The output of the 2N221A mixer is tuned to the difference of the two signals (courtesy Motorola Semiconductor Products Inc.). (View)
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