tag:blogger.com,1999:blog-83589461743289372632024-03-19T01:26:12.486-07:00free schematicsfree schematics is palce for many schematics Amplifier
in this place you can find any free schematicsUnknownnoreply@blogger.comBlogger8125tag:blogger.com,1999:blog-8358946174328937263.post-53854191359198979142009-10-26T21:41:00.001-07:002009-10-26T21:45:27.169-07:00USB Keyboard by Microcontroller with Embedded Hub CircuitThe Atmel sample version of the AT43USB326 contains firmware<br />that supports customization of the Vendor ID, Product ID,<br />String Descriptor and the keyboard matrix. This information<br />is stored in an external AT24C02A serial EEPROM.<br /><br /><a onblur="try {parent.deselectBloggerImageGracefully();} catch(e) {}" href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjFYITbIvVVE2mc5WbxS5Rd4mr6P-7pAHz600PY4Kzlt_pNli0tGJhyzh6An0_ped_GiwJ7l6j8xhzTqNX_9BO-Ffv0N35PrQuHV2nqTLl_TII8_axV4lDvJ6Ba0kpDPzQWP2uP3B0Sl-g/s1600-h/keyboard+with+an+embedded+hub+and+its+BOM.JPG"><img style="display:block; margin:0px auto 10px; text-align:center;cursor:pointer; cursor:hand;width: 270px; height: 320px;" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjFYITbIvVVE2mc5WbxS5Rd4mr6P-7pAHz600PY4Kzlt_pNli0tGJhyzh6An0_ped_GiwJ7l6j8xhzTqNX_9BO-Ffv0N35PrQuHV2nqTLl_TII8_axV4lDvJ6Ba0kpDPzQWP2uP3B0Sl-g/s320/keyboard+with+an+embedded+hub+and+its+BOM.JPG" border="0" alt=""id="BLOGGER_PHOTO_ID_5397136002456501442" /></a><br /><br />The Atmel AT43USB326 is an 8-bit microcontroller based on the<br />AVR RISC architecture. By executing powerful instructions in<br />a single clock cycle, the AT43USB326 achieves throughputs<br />approaching 12 MIPS. The AVR core combines a rich instruction<br />set with 32 general-purpose working registers. All 32 registers<br />are directly connected to the ALU allowing two independent<br />registers to be accessed in one single instruction executed in<br />one clock cycle. The resulting architecture is more code efficient<br />while achieving throughputs up to ten times faster than<br />conventional CISC microcontrollers.<br /><br />Features<br />• AVR® 8-bit RISC Microcontroller with 83 ns Instruction Cycle Time<br />• USB Hub with One Attached and Two External Ports<br />• USB Keyboard Function with Three Programmable Endpoints<br />• 16 KB Program Memory, 512 Bytes Data SRAM<br />• 32 x 8 General-purpose Working Registers<br />• 32 Programmable I/O Port Pins<br />• Support for 18 x 8 Keyboard Matrix<br />• Keyboard Scan Inputs with Pull-up Resistor<br />• Four LED Driver Outputs<br />• One 8-bit Timer/Counter with Separate Pre-scaler<br />• External and Internal Interrupt Sources<br />• Programmable Watchdog Timer<br />• 6 MHz Oscillator with On-chip PLL<br />• 5V Operation with On-chip 3.3V Power Supply<br />• 48-lead LQFP Package<br /><br />http://www.atmel.com/dyn/resources/prod_documents/doc3313.pdfUnknownnoreply@blogger.com0tag:blogger.com,1999:blog-8358946174328937263.post-14336028413906510142009-04-08T00:11:00.000-07:002009-04-08T00:14:34.612-07:004 Digit Counter<a onblur="try {parent.deselectBloggerImageGracefully();} catch(e) {}" href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgipeb2CaB1SjeZIrTuZPjOO-oFjAOXxzmhdDI6ELtBSPwZNgykgaBc6wcEMwRGfP7E2QJ2CzrRlU3ifCIlfqkqo_WVkm6SIV0q5WwLdnIeG_9wueYpB_wEIiiK2kO3vzTGDlEhl2J01T8/s1600-h/4digitcounter.gif"><img style="display:block; margin:0px auto 10px; text-align:center;cursor:pointer; cursor:hand;width: 320px; height: 194px;" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgipeb2CaB1SjeZIrTuZPjOO-oFjAOXxzmhdDI6ELtBSPwZNgykgaBc6wcEMwRGfP7E2QJ2CzrRlU3ifCIlfqkqo_WVkm6SIV0q5WwLdnIeG_9wueYpB_wEIiiK2kO3vzTGDlEhl2J01T8/s320/4digitcounter.gif" border="0" alt=""id="BLOGGER_PHOTO_ID_5322215219189410818" /></a><br /><br />This is a simple schematic 4 digit counter, we can develop it to any other counterUnknownnoreply@blogger.com0tag:blogger.com,1999:blog-8358946174328937263.post-10005162718572365822008-08-04T20:54:00.000-07:002008-08-04T20:59:29.598-07:00Bass AmplifierThis Schematics is very siple bass amplifier, it only used one gate operation amplifier (OP-AMP). if you to make it more high gain bass amplifier you can used one gate op-amp again.<br /><br /><a onblur="try {parent.deselectBloggerImageGracefully();} catch(e) {}" href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgTqBunKLr8VZuyGeLFOTneWyy-M4jlOTYqnB1dphZTB4GGg8z_6_QvCTZ_f_X3cUYOrw3zVldAZAAlhq6Oec0_gvfcEsvr_42zX8BG0ogFVtBffwpzTrIZFEqfY7y310mhb3jNMvl4cKM/s1600-h/bassamplifier.gif"><img style="display:block; margin:0px auto 10px; text-align:center;cursor:pointer; cursor:hand;" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgTqBunKLr8VZuyGeLFOTneWyy-M4jlOTYqnB1dphZTB4GGg8z_6_QvCTZ_f_X3cUYOrw3zVldAZAAlhq6Oec0_gvfcEsvr_42zX8BG0ogFVtBffwpzTrIZFEqfY7y310mhb3jNMvl4cKM/s320/bassamplifier.gif" border="0" alt=""id="BLOGGER_PHOTO_ID_5230878201034757410" /></a>Unknownnoreply@blogger.com1tag:blogger.com,1999:blog-8358946174328937263.post-37077902671273814922008-05-04T20:36:00.000-07:002008-05-04T20:40:15.543-07:009V DC Ultra clean Power Supply<a onblur="try {parent.deselectBloggerImageGracefully();} catch(e) {}" href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhKVkvTNarjDqqJDUMhOcgNR_N0snj0YiVRUo1ODCKFiaFOHuKS2enQ_j4tBQqFw5Us_x9JK3DiJI0fR9WLqRbPqLXI2qY1cUeRj6HBHtBdYdJ8sPCRGV8PKuDrqcXldQ7JNspAxHW7r1o/s1600-h/9vdcpower.jpg"><img style="display:block; margin:0px auto 10px; text-align:center;cursor:pointer; cursor:hand;" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhKVkvTNarjDqqJDUMhOcgNR_N0snj0YiVRUo1ODCKFiaFOHuKS2enQ_j4tBQqFw5Us_x9JK3DiJI0fR9WLqRbPqLXI2qY1cUeRj6HBHtBdYdJ8sPCRGV8PKuDrqcXldQ7JNspAxHW7r1o/s320/9vdcpower.jpg" border="0" alt=""id="BLOGGER_PHOTO_ID_5196733482266454146" /></a>Unknownnoreply@blogger.com0tag:blogger.com,1999:blog-8358946174328937263.post-8246524306914453392007-11-11T20:32:00.000-08:002008-01-03T19:42:47.931-08:0010 Watt Amplifier10 Watt Amplifier is a schematics for build a Amplifier, this schematics used push pull amplifier with two Transistor MJ480 as power.<br /><br />This amplifier can used for simple audio car, Tape recorder , FM Radio Etc. For download this Schematics please Right Click and Save image As!.<a onblur="try {parent.deselectBloggerImageGracefully();} catch(e) {}" href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhgjAdWLqr62CRfnPdHke6-SO81AUQ32VXPgSyXcY-UDoVXHlUV7y0vXbRC3Bl2F4AzJxtEigg1E2PCYXZaWJ3RoQnFFAJb25046wbbr24zOOBORpYLGceVH_lhVAPVW_wBKnhR9YEgAIw/s1600-h/10wamplifier.gif"><img style="margin: 0px auto 10px; display: block; text-align: center; cursor: pointer;" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhgjAdWLqr62CRfnPdHke6-SO81AUQ32VXPgSyXcY-UDoVXHlUV7y0vXbRC3Bl2F4AzJxtEigg1E2PCYXZaWJ3RoQnFFAJb25046wbbr24zOOBORpYLGceVH_lhVAPVW_wBKnhR9YEgAIw/s400/10wamplifier.gif" alt="" id="BLOGGER_PHOTO_ID_5131807824670963874" border="0" /></a><br /><a onblur="try {parent.deselectBloggerImageGracefully();} catch(e) {}" href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEi9Tcd-eDqimjJEENrb7_eenC5oHqPr3UUjzJQNm3Va_bwGdCGsrKd0a9xoH-h42A4sHCPvfJWgIo1qRE3Bdvs6Q4GNmWbzljQkUODnFmzXM7S6OWnvANDGCgHFlOWHZybs6XIEx-n00aI/s1600-h/110mwamplifier.gif"><br /></a>Unknownnoreply@blogger.com0tag:blogger.com,1999:blog-8358946174328937263.post-33947936993806046662007-11-11T20:31:00.001-08:002008-01-03T19:47:42.466-08:008 Watt AmplifierThis Schematics is 8 watt amplifier that used IC TDA2030, this circuit is very simple but can make a sound very nice, to download this schematic right click and save image as!.<a onblur="try {parent.deselectBloggerImageGracefully();} catch(e) {}" href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhLeew9jc1B9cwTleKEykUvrXzpkeKjrx_IFxUvEtaEG1S9u-nAheeYdhBx_H-SH-dNnFRH0I-ewNSMgWidT2AbjnFG_gJqEZVnHM2mtLKQSM1vJQHgSe_vISALoqdI8WXC5x68SwY0Jbw/s1600-h/8wattamplifier.gif"><img style="margin: 0px auto 10px; display: block; text-align: center; cursor: pointer;" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhLeew9jc1B9cwTleKEykUvrXzpkeKjrx_IFxUvEtaEG1S9u-nAheeYdhBx_H-SH-dNnFRH0I-ewNSMgWidT2AbjnFG_gJqEZVnHM2mtLKQSM1vJQHgSe_vISALoqdI8WXC5x68SwY0Jbw/s400/8wattamplifier.gif" alt="" id="BLOGGER_PHOTO_ID_5131806845418420354" border="0" /></a>Unknownnoreply@blogger.com2tag:blogger.com,1999:blog-8358946174328937263.post-18777223824937301452007-11-11T19:34:00.001-08:002007-11-11T19:35:43.637-08:003 Line Mixer<a onblur="try {parent.deselectBloggerImageGracefully();} catch(e) {}" href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjEGaX9bnOJdZO64PW4atBbUZGe1Hp9KBWHPxruW3icUiEnsR7Xe5d94mxImgqsvuAZvvvYAnA_2YX1iJaM8r3ZVaiQG0X4z3IteHmnM9frmju3VEXjX0Ib2V6nQ2pDN7_X4VP_J4pb0_U/s1600-h/3linemixer.gif"><img style="margin: 0px auto 10px; display: block; text-align: center; cursor: pointer;" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjEGaX9bnOJdZO64PW4atBbUZGe1Hp9KBWHPxruW3icUiEnsR7Xe5d94mxImgqsvuAZvvvYAnA_2YX1iJaM8r3ZVaiQG0X4z3IteHmnM9frmju3VEXjX0Ib2V6nQ2pDN7_X4VP_J4pb0_U/s400/3linemixer.gif" alt="" id="BLOGGER_PHOTO_ID_5131792319839025250" border="0" /></a>Unknownnoreply@blogger.com0tag:blogger.com,1999:blog-8358946174328937263.post-447309021359985102007-11-11T19:07:00.001-08:002007-11-11T19:33:59.538-08:002 Watt Amplifier<a onblur="try {parent.deselectBloggerImageGracefully();} catch(e) {}" href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgJ5IqtkqR5XCwkdfQ_TVwF7891l_IQ3MoFvK7b4kQb102op-Gx6qc9uzrAJTiE_o7ZDAF6zhyphenhyphenT40T0KD96De4o_YT6v11OCNNaHttInNdechIsASh2JNkEWLYcPsfgcAO51bGI0mleC-4/s1600-h/2wattamplifier.gif"><img style="margin: 0px auto 10px; display: block; text-align: center; cursor: pointer;" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgJ5IqtkqR5XCwkdfQ_TVwF7891l_IQ3MoFvK7b4kQb102op-Gx6qc9uzrAJTiE_o7ZDAF6zhyphenhyphenT40T0KD96De4o_YT6v11OCNNaHttInNdechIsASh2JNkEWLYcPsfgcAO51bGI0mleC-4/s400/2wattamplifier.gif" alt="" id="BLOGGER_PHOTO_ID_5131791624054323282" border="0" /></a><br /><div style="text-align: left;"><br /></div><span style="font-weight: bold;"><br /></span>Unknownnoreply@blogger.com0