OPAMP LABS Inc <> 1033 N Sycamore Av <>
Los Angeles, CA 90038
PH. (323) 934-3566 <> FAX (323) 462-6490
http://www.opamplabs.com
Amplifiers & Applications LINKS
(Print ME, for your NOTEBOOK, also Bookmark.)
| WEB-Site LINKS |
http://www. |
Description |
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Model 425 SUPER SPEC'S SIGNAL AMPLIFIER |
opamplabs.com/425.htm |
Open-loop Gain > 10-Million
Drift < 1uV/Deg-C
Offset < 20 uV
Freq. Resp. DC to 100 KHz
Noise: 1nV/Root-Hz
Power: +/-6 V to +/- 24 V
Output: +/- 100 mA into 50-Ohms |
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Model 425 used as DIGITAL Recording Mic-Preamplifier |
opamplabs.com/425mic.htm |
QUALITY Mic-Preamplifier for Digital Recording |
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Model 423, 12-Watt RMS,(Repairable),Power Amplifier |
opamplabs.com/423.htm |
Used for:
Constant-Current Power Amplifier
Electro-hydraulic Valve Amplifier
Optical Galvo or Ribbon Amplifier
Mini-Shaker Driver
Ultra-Sonic Amplifier, etc. |
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Model 423 used as a Constant-Current Amplifier |
opamplabs.com/1av-ampl.htm |
Practical Application of the Model 423 |
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Constant-Current Amplifier Circuit Example |
opamplabs.com/consti.htm |
Circuit & Formulas for Constant-Current Amplifier |
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Model 440C 50-Watt (Repairable) Power Amplifier |
opamplabs.com/440c.htm |
Specs,Photo & Price |
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Model VA-14/BNC or RCA or F Connector (1-in/4-out) Video Distribution Amplifier |
opamplabs.com/va14.htm |
DC to 8-MHz
Studio Quality
Low Cost |
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AUDIO Transformers |
opamplabs.com/transf.htm |
MIC-INPUT-LINE Audio Transformers |
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Module Tester |
opamplabs.com/fmt.htm |
Module Tester for OPAMPS |
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Who is Bel on the telephone? |
opamplabs.com/bel.htm |
Short BIO of Bela (Bel) John Losmandy |
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Movie Projection Booth Circuit |
opamplabs.com/projboth.htm |
Example of Power-Supply Decoupling and Amplifier use. |
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Model 35 Microphone Preamplifier |
opamplabs.com/35.htm |
Gain: 60db (x1,000)
Input Impedance: 200-Ohms
Power: +12v to +24v (Single-polarity P-S)
Output: +18dbm @ +24v P-S |
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Model 70 Audio Oscillator |
opamplabs.com/70.htm |
2-External Resistors Set the FREQUENCY
Output: +10dbm @ +24v P-S
Power: +12v to +24v (Single-polarity P-S) |
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Model M9C Mic/Line Utility Box (9v internal battery operated) |
opamplabs.com/m9c |
Freq. Resp.: 30Hz to 30KHz (+/-1db)
Output: +8dbm
Gain: Mic:60db
Both input & output Mic/Line Switchable
Up to 30-Hours operation from internal 9v alkaline Battery. |
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