Published:2011/11/30 1:41:00 Author:Ecco | Keyword: interface circuit, SH Hall switch , emitter output
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Published:2011/11/30 1:25:00 Author:Ecco | Keyword: Schmidt circuit , optical coupler
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Published:2011/11/30 1:27:00 Author:Ecco | Keyword: Gate circuit , optical coupler
(a) AND gate; (b)NAND gate; (c)OR gate; (d)NOR gate.
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Published:2011/11/30 1:21:00 Author:Ecco | Keyword: switching circuit , optocoupler
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Published:2011/12/2 1:54:00 Author:Ecco | Keyword: internal circuit, IC
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Published:2011/12/2 1:54:00 Author:Ecco | Keyword: AM modulation principle , collector modulation
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Published:2011/12/2 1:55:00 Author:Ecco | Keyword: SSB modulation principle
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Published:2011/12/1 2:28:00 Author:Ecco | Keyword: typical application
The amplifier circuit with voltage gain in 20 :
The amplifier circuit with voltage gain in50 :
The amplifier circuit with voltage gain in200 :
6db gain amplifier circuit in 85Hz:
The LM386 circuit for radio:
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Published:2011/12/1 2:05:00 Author:Ecco | Keyword: Collector modulation
AM waveform and the modulation:
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Published:2011/12/1 2:17:00 Author:Ecco | Keyword: typical application circuit , Darlington
1. It is usedfor high-power switching circuits , motor speed adjusting and inverter circuit .2. It is used todrive a small relayItuses CMOS circuit Darlington circuit to drive high- sensitivity relay , and the circuit is shown in Figure 1. Thelow-power NPN Darlington FN020 is shown in dotted line block.
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Published:2011/12/1 2:03:00 Author:Ecco | Keyword: current expansion, unipolar output
The current expansion circuit with positive output:
The current expansion circuit withnegative output:
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Published:2011/12/1 1:51:00 Author:Ecco | Keyword: Single-supply , complementary, symmetry circuit
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Published:2011/12/1 1:51:00 Author:Ecco | Keyword: Resistance - voltage conversion
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Published:2011/12/1 1:53:00 Author:Ecco | Keyword: Simple, single-tube, power amplifier, output power, diagram
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Published:2011/12/1 1:55:00 Author:Ecco | Keyword: Class AB, complementary symmetry
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Published:2011/12/2 2:05:00 Author:Ecco | Keyword: Diode , Transistor , NAND Gate
a) shows the diode- transistor NAND gate circuit .b) shows the logical symbols.
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Published:2011/12/2 2:04:00 Author:Ecco | Keyword: Keys , pulse reset
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Published:2011/12/2 2:06:00 Author:Ecco | Keyword: 4-bit, addition, subtraction, operation
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Published:2011/12/2 2:08:00 Author:Ecco | Keyword: D / A converter principle , resistor
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Published:2011/12/2 2:07:00 Author:Ecco | Keyword: Logic circuit , transistor
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