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Index 40

PIC16F887 hardware circuit diagram

Published:2014/1/2 20:07:00 Author:lynne | Keyword: PIC16F887 hardware circuit diagram, PIC16F887

PIC16F887 hardware circuit diagram as shown: (View)

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LCD and the interface of PIC16F877 circuit

Published:2014/1/2 20:09:00 Author:lynne | Keyword: LCD and the interface of PIC16F877 circuit, PIC16F877

LCD and the interface of PIC16F877 circuit shown in Fig.: (View)

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HY8000A eight voice circuit principle diagram

Published:2014/1/2 19:46:00 Author: | Keyword: HY8000A eight voice circuit principle diagram,

HY8000A eight voice circuit principle diagram
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BBE2150 application circuit diagram

Published:2014/1/2 20:25:00 Author: | Keyword: BBE2150 application circuit diagram, BBE2150

Bbe2150 application circuit diagram as shown (View)

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HY8010, HY8020 circuit working principle of the typical circuit diagram

Published:2014/1/2 20:06:00 Author: | Keyword: HY8010, HY8020 circuit working principle of the typical circuit diagram,

HY8010, HY8020 circuit working principle of the typical circuit diagram
Figure a HY8010, HY8020 circuit principle diagram, typical circuit external triode drive a speaker work, within 50 mw output power. Choose the models such as beta of 150 or 150 small power triode. SP choose 8 Ω impedance, 1/4 w speakers. Figure of Rosc for external vibration resistance, external resistance adjusting the sampling frequency. HY8010 Rosc resistance value between Ω Ω 90 k to 90 k, HY8020 and HY8040 Rosc resistance value between 470 k Ω ~ 2 m Ω selected. Change resistance value can change the playback speed, make its meet the normal requirements. Figure b direct drive piezoelectric buzzer circuit (piezoelectric buzzer resonance frequency of 1 KHZ). Mainly used in electronic mail, voice greeting CARDS and other small products. (View)

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HY8000A external low power audio amplifier circuit principle diagram

Published:2014/1/2 20:05:00 Author: | Keyword: HY8000A external low power audio amplifier circuit principle diagram,

HY8000A external low power audio amplifier circuit principle diagram
(View)

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6 v6 bile machine circuit diagram

Published:2014/1/2 19:53:00 Author: | Keyword: 6 v6 bile machine circuit diagram,

6 v6 bile machine circuit diagram
Rectifier uses a buffer to protect the front 5Z4P level after level using two tubes using four 6P6P/6V6 use RiFa cathode capacitance, coupling capacitance adjustment silver foot audio tone. 6V6 tube amp circuit shown in Figure (View)

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Button Reset circuit diagram

Published:2014/1/1 20:41:00 Author:lynne | Keyword: Button Reset circuit diagram,

Button Reset circuit diagram shown in Figure: (View)

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External power-on reset circuit

Published:2014/1/1 20:40:00 Author:lynne | Keyword: External power-on reset circuit,

External power-on reset circuit shown in Figure: (View)

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Clock circuit and reset circuit diagram

Published:2014/1/1 20:38:00 Author:lynne | Keyword: Clock circuit and reset circuit diagram,

Clock circuit and reset circuit diagram shown in Figure: (View)

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Determinant 4 × 4 keyboard circuit diagram

Published:2014/1/1 20:37:00 Author:lynne | Keyword: Determinant 4 × 4 keyboard circuit diagram,

Determinant 4 × 4 keyboard circuit diagram shown in Fig.: (View)

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low four output of port C circuit diagram

Published:2014/1/1 20:35:00 Author:lynne | Keyword: low four output of port C circuit diagram,

low four output of port C circuit diagram as shown in figure: (View)

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McLntosh 275 bile machine power amplifier circuit diagram

Published:2014/1/1 19:47:00 Author: | Keyword: McLntosh 275 bile machine power amplifier circuit diagram, KT88

McLntosh 275 bile machine power amplifier circuit diagram
McLntosh level 275 amplifier power amplifier tube using KT88 OR 6550 for each channel output can reach 60 watts, nonlinear distortion less than 1%, the frequency response of 20 hz ~ 30 KHZ, plus OR minus 0.5 dB. McLntosh 275 as shown bravery machine power amplifier circuit diagram (View)

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HY8000A electric circuit principle diagram

Published:2014/1/1 19:44:00 Author: | Keyword: HY8000A electric circuit principle diagram,

HY8000A electric circuit principle diagram
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McLntosh C22 bile machine circuit diagram

Published:2014/1/1 19:43:00 Author: | Keyword: McLntosh C22 bile machine circuit diagram,

McLntosh C22 bile machine circuit diagram
A circuit diagram as shown McLntosh C22 bile machine (View)

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HY8000 connected to the LED application circuit diagram

Published:2014/1/1 19:38:00 Author: | Keyword: HY8000 connected to the LED application circuit diagram,

HY8000 connected to the LED application circuit diagram
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McLntosh C22 power amplifier circuit diagram

Published:2014/1/1 19:37:00 Author: | Keyword: McLntosh C22 power amplifier circuit diagram,

As shown in figure McLntosh C22 power amplifier circuit diagram (View)

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Household automatic water supply device circuit principle diagram

Published:2013/12/30 20:56:00 Author: | Keyword: Household automatic water supply device circuit principle diagram,

Household automatic water supply device circuit principle diagram (View)

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HY8000A series of series, parallel application circuit diagram

Published:2013/12/30 20:48:00 Author: | Keyword: HY8000A series of series, parallel application circuit diagram,

HY8000A series of series, parallel application circuit diagram
HY8000A series circuit can also according to the need to adopt more pieces of series, parallel or mixed use. Thus increasing their speech. Parallel connection can get multiple audio output. Multi-disc series, and connection circuit as shown. Practical application is very flexible and varied. For example, two parallel. When using one piece can be broadcast voice. Another play background music. (View)