diyAudio http://www.diyaudio.com/forums/gallery Sun, 28 Dec 2014 05:58:42 -0500 PhotoPost Pro 6.02 Cat 5 Square Sennet Braid http://www.diyaudio.com/forums/gallery/showphoto.php/photo/9820 <a href="http://www.diyaudio.com/forums/gallery/showphoto.php/photo/9820" target="_blank"><img title="speaker_braid.jpg" border="0" src="http://origin.dastatic.com/forums/gallery/data/1758/thumbs/speaker_braid.jpg" alt="speaker_braid.jpg" /></a><br /><br />by: lehmanhill<br /><br />Description: 8 strands of Cat 5 wire form an 18 gauge pair lehmanhill Thu, 02 Jan 2014 17:58:41 -0500 Feedback Subwoofer Signal Board http://www.diyaudio.com/forums/gallery/showphoto.php/photo/7858 <a href="http://www.diyaudio.com/forums/gallery/showphoto.php/photo/7858" target="_blank"><img title="subwoofer_board.jpg" border="0" src="http://origin.dastatic.com/forums/gallery/data/500/thumbs/subwoofer_board.jpg" alt="subwoofer_board.jpg" /></a><br /><br />by: lehmanhill<br /><br />Description: Line level control board for a feedback subwoofer. Inputs stereo line level signal, uses an active crossover (3rd order) to separate satellite and subwoofer signal, provides signal processing for closed loop feedback of subwoofer signal, and provides a DC speaker protection for the subwoofer. lehmanhill Tue, 25 Dec 2012 18:48:01 -0500 schematic - differential line driver http://www.diyaudio.com/forums/gallery/showphoto.php/photo/7822 <a href="http://www.diyaudio.com/forums/gallery/showphoto.php/photo/7822" target="_blank"><img title="differential_line_driver.png" border="0" src="http://origin.dastatic.com/forums/gallery/data/500/thumbs/differential_line_driver.png" alt="differential_line_driver.png" /></a><br /><br />by: lehmanhill lehmanhill Tue, 16 Oct 2012 17:51:11 -0400 schematic - differential line driver http://www.diyaudio.com/forums/gallery/showphoto.php/photo/7823 <a href="http://www.diyaudio.com/forums/gallery/showphoto.php/photo/7823" target="_blank"><img title="terminated_driver.png" border="0" src="http://origin.dastatic.com/forums/gallery/data/500/thumbs/terminated_driver.png" alt="terminated_driver.png" /></a><br /><br />by: lehmanhill lehmanhill Tue, 16 Oct 2012 17:51:11 -0400 FE Hum Test http://www.diyaudio.com/forums/gallery/showphoto.php/photo/7778 <a href="http://www.diyaudio.com/forums/gallery/showphoto.php/photo/7778" target="_blank"><img title="FE_freq_response_b.JPG" border="0" src="http://origin.dastatic.com/forums/gallery/data/500/thumbs/FE_freq_response_b.JPG" alt="FE_freq_response_b.JPG" /></a><br /><br />by: lehmanhill<br /><br />Description: Frequency Response Graph based on 1 volt swept sine input. Note no hum related noise shows in the response. lehmanhill Sat, 22 Sep 2012 18:14:00 -0400 FE Hum Test http://www.diyaudio.com/forums/gallery/showphoto.php/photo/7779 <a href="http://www.diyaudio.com/forums/gallery/showphoto.php/photo/7779" target="_blank"><img title="FE_parallel_trans_b.JPG" border="0" src="http://origin.dastatic.com/forums/gallery/data/500/thumbs/FE_parallel_trans_b.JPG" alt="FE_parallel_trans_b.JPG" /></a><br /><br />by: lehmanhill<br /><br />Description: FE Test board showing both channels powered in parallel from 1 transformer. lehmanhill Sat, 22 Sep 2012 18:14:00 -0400 FE Hum Test http://www.diyaudio.com/forums/gallery/showphoto.php/photo/7777 <a href="http://www.diyaudio.com/forums/gallery/showphoto.php/photo/7777" target="_blank"><img title="FE_board_b.JPG" border="0" src="http://origin.dastatic.com/forums/gallery/data/500/thumbs/FE_board_b.JPG" alt="FE_board_b.JPG" /></a><br /><br />by: lehmanhill<br /><br />Description: Test board showing shorted inputs. lehmanhill Sat, 22 Sep 2012 18:13:59 -0400 AVX Niobium Caps http://www.diyaudio.com/forums/gallery/showphoto.php/photo/7741 <a href="http://www.diyaudio.com/forums/gallery/showphoto.php/photo/7741" target="_blank"><img title="Niobium_leads.JPG" border="0" src="http://origin.dastatic.com/forums/gallery/data/1758/thumbs/Niobium_leads.JPG" alt="Niobium_leads.JPG" /></a><br /><br />by: lehmanhill<br /><br />Description: AVX Niobium surface mount caps modified with leads for use with sockets. Done for comparison with other leaded caps. lehmanhill Mon, 10 Sep 2012 19:55:38 -0400 AVX Niobium Caps http://www.diyaudio.com/forums/gallery/showphoto.php/photo/7742 <a href="http://www.diyaudio.com/forums/gallery/showphoto.php/photo/7742" target="_blank"><img title="Niobium_leads_trimmed.JPG" border="0" src="http://origin.dastatic.com/forums/gallery/data/1758/thumbs/Niobium_leads_trimmed.JPG" alt="Niobium_leads_trimmed.JPG" /></a><br /><br />by: lehmanhill<br /><br />Description: AVX Niobium surface mount caps modified with leads for use with sockets. Done for comparison with other leaded caps. lehmanhill Mon, 10 Sep 2012 19:55:38 -0400 AVX Niobium Caps http://www.diyaudio.com/forums/gallery/showphoto.php/photo/7743 <a href="http://www.diyaudio.com/forums/gallery/showphoto.php/photo/7743" target="_blank"><img title="Niobium_on_board.JPG" border="0" src="http://origin.dastatic.com/forums/gallery/data/1758/thumbs/Niobium_on_board.JPG" alt="Niobium_on_board.JPG" /></a><br /><br />by: lehmanhill<br /><br />Description: AVX Niobium surface mount caps modified with leads for use with sockets. Done for comparison with other leaded caps. lehmanhill Mon, 10 Sep 2012 19:55:38 -0400 A Pair of Differential Line Receivers http://www.diyaudio.com/forums/gallery/showphoto.php/photo/7720 <a href="http://www.diyaudio.com/forums/gallery/showphoto.php/photo/7720" target="_blank"><img title="differential_line_receiver_b.JPG" border="0" src="http://origin.dastatic.com/forums/gallery/data/500/thumbs/differential_line_receiver_b.JPG" alt="differential_line_receiver_b.JPG" /></a><br /><br />by: lehmanhill lehmanhill Mon, 03 Sep 2012 21:16:34 -0400 FE_RC_test_board1 http://www.diyaudio.com/forums/gallery/showphoto.php/photo/7712 <a href="http://www.diyaudio.com/forums/gallery/showphoto.php/photo/7712" target="_blank"><img title="FE_RC_test_board1.JPG" border="0" src="http://origin.dastatic.com/forums/gallery/data/500/thumbs/FE_RC_test_board1.JPG" alt="FE_RC_test_board1.JPG" /></a><br /><br />by: lehmanhill lehmanhill Sun, 26 Aug 2012 16:35:15 -0400 Fremen Edition RC build photo http://www.diyaudio.com/forums/gallery/showphoto.php/photo/7710 <a href="http://www.diyaudio.com/forums/gallery/showphoto.php/photo/7710" target="_blank"><img title="FE_RC_test_board.JPG" border="0" src="http://origin.dastatic.com/forums/gallery/data/500/thumbs/FE_RC_test_board.JPG" alt="FE_RC_test_board.JPG" /></a><br /><br />by: lehmanhill<br /><br />Description: My first build of a Fremen Edition RC board. lehmanhill Sun, 26 Aug 2012 16:24:26 -0400 Fremen Edition RC build photo http://www.diyaudio.com/forums/gallery/showphoto.php/photo/7711 <a href="http://www.diyaudio.com/forums/gallery/showphoto.php/photo/7711" target="_blank"><img title="FE_RC_test_board.JPG" border="0" src="http://origin.dastatic.com/forums/gallery/data/500/thumbs/FE_RC_test_board.JPG" alt="FE_RC_test_board.JPG" /></a><br /><br />by: lehmanhill<br /><br />Description: My first build of a Fremen Edition RC board. lehmanhill Sun, 26 Aug 2012 16:24:26 -0400 Philbrick Op Amp socket http://www.diyaudio.com/forums/gallery/showphoto.php/photo/7696 <a href="http://www.diyaudio.com/forums/gallery/showphoto.php/photo/7696" target="_blank"><img title="Philbrick_socket.jpeg" border="0" src="http://origin.dastatic.com/forums/gallery/data/500/thumbs/Philbrick_socket.jpeg" alt="Philbrick_socket.jpeg" /></a><br /><br />by: lehmanhill<br /><br />Description: Philbrick Op Amp showing socket lehmanhill Wed, 08 Aug 2012 17:56:51 -0400 Philbrick Op Amp http://www.diyaudio.com/forums/gallery/showphoto.php/photo/7695 <a href="http://www.diyaudio.com/forums/gallery/showphoto.php/photo/7695" target="_blank"><img title="GAP-R.jpeg" border="0" src="http://origin.dastatic.com/forums/gallery/data/500/thumbs/GAP-R.jpeg" alt="GAP-R.jpeg" /></a><br /><br />by: lehmanhill<br /><br />Description: 1952 era Philbrick Op Amp. The first commercially available op amp. lehmanhill Wed, 08 Aug 2012 17:55:45 -0400 Philbrick_opamp http://www.diyaudio.com/forums/gallery/showphoto.php/photo/7694 <a href="http://www.diyaudio.com/forums/gallery/showphoto.php/photo/7694" target="_blank"><img title="Philbrick_opamp.jpeg" border="0" src="http://origin.dastatic.com/forums/gallery/data/500/thumbs/Philbrick_opamp.jpeg" alt="Philbrick_opamp.jpeg" /></a><br /><br />by: lehmanhill lehmanhill Wed, 08 Aug 2012 17:53:39 -0400 Black Gate PK Size http://www.diyaudio.com/forums/gallery/showphoto.php/photo/7645 <a href="http://www.diyaudio.com/forums/gallery/showphoto.php/photo/7645" target="_blank"><img title="Black_Gate_PK_Size.JPG" border="0" src="http://origin.dastatic.com/forums/gallery/data/1758/thumbs/Black_Gate_PK_Size.JPG" alt="Black_Gate_PK_Size.JPG" /></a><br /><br />by: lehmanhill<br /><br />Description: Mundorf MGLO 10,000 uF compared to Black Gate PK 220 uF lehmanhill Mon, 16 Jul 2012 19:41:18 -0400 microscope http://www.diyaudio.com/forums/gallery/showphoto.php/photo/7594 <a href="http://www.diyaudio.com/forums/gallery/showphoto.php/photo/7594" target="_blank"><img title="microscope.JPG" border="0" src="http://origin.dastatic.com/forums/gallery/data/1758/thumbs/microscope.JPG" alt="microscope.JPG" /></a><br /><br />by: lehmanhill lehmanhill Sun, 17 Jun 2012 16:33:56 -0400 heatsink_clip http://www.diyaudio.com/forums/gallery/showphoto.php/photo/7587 <a href="http://www.diyaudio.com/forums/gallery/showphoto.php/photo/7587" target="_blank"><img title="heatsink_clip.jpg" border="0" src="http://origin.dastatic.com/forums/gallery/data/1758/thumbs/heatsink_clip.jpg" alt="heatsink_clip.jpg" /></a><br /><br />by: lehmanhill<br /><br />Description: heatsink clip for soldering heat sensitive components lehmanhill Sun, 17 Jun 2012 16:05:35 -0400