HAMMOND TRANSFORMERS by Jerry Proc VE3FAB E-mail:jproc@bellglobal.com The following is a transcription from the power transformer section of the Hammond catalogue along with a listing of plate transformers. Hammond Manufacturing, is a Canadian based company who also manufacturers and distributes in the United states. HAMMOND POWER TRANSFORMERS -------------------------- 263-282 SERIES with 'X' mounting CAT. PRI SECONDARY DC Fil #1 Fil #2 OVERALL DIM " NO. VA RMS MA* Rect Heater W D H ================================================================= 263 AX 25 100-0-100 100 5V 2A --- 2.50 2.63 3.00 263 CX 78 180-0-180 250 5V 3A+ --- 3.12 3.88 3.75 269 AX 35 125-0-125 100 --- 6.3V 2.0A 2.50 2.63 3.00 269 BX 40 150-0-150 75 --- 6.3V 2.0A 2.50 2.63 3.00 269 EX 38 190-0-190 65 --- 6.3V 2.5A 2.50 2.63 3.00 269 GX 37 225-0-225 65 --- 6.3V 2.5A 2.50 2.63 3.00 269 JX 41 250-0-250 60 --- 6.3V 2.5A 2.50 2.63 3.00 270 X 42 240-0-240 40 5V 2A 6.3v 1.5A 2.50 2.63 3.00 270 AX 42 240-0-240 50 --- 6.3V 2.5A 2.50 3.12 3.00 270 BX 51 275-0-275 50 5V 2A 6.3V 2.0A 2.50 3.12 3.00 270 CX 50 275-0-275 65 6.3V.06A 6.3V 2.5A 2.50 2.63 3.00 270 DX 71 275-0-275 90 5V 2A 6.3V 3.0A 3.12 3.63 3.81 270 EX 88 275-0-275 125 5V 3A 6.3V 4.0A 3.12 3.88 3.81 270 FX 101 275-0-275 150 5V 3A 6.3V 5.0A+ 3.12 4.12 3.81 270 HX 130 275-0-275 200 5V 3A+ 6.3V 6.0A+ 3.12 4.88 3.81 271 X 55 280-0-280 60 5V 2A 6.3V 2.0A+ 2.81 3.12 3.44 272 X 70 310-0-310 70 5V 2A 6.3V 2.4A 3.12 3.63 3.81 272 BX 86 300-0-300 100 5V 2A 6.3V 3.0A 3.12 3.88 3.81 272 DX 103 300-0-300 125 5V 3A 6.3V 4.0A 3.12 4.12 3.81 272 FX 120 300-0-300 150 5V 3A+ 6.3V 5.0A+ 3.12 4.88 3.81 272 HX 152 300-0-300 200 5V 3A+ 6.3V 6.0A+ 3.75 4.25 4.56 272 JX 195 300-0-300 250 5V 4A+ 6.3V 8.0A+ 3.75 4.75 4.56 273 X 95 350-0-350 110 5V 2A 6.3V 4.0A+ 3.12 4.38 3.81 273 BX 133 350-0-350 175 5V 3A 6.3V 5.0A+ 3.12 5.00 4.56 274 X 155 375-0-375 110 5V 3A 6.3V 5.0A+ 3.75 4.00 4.56 274 BX 160 375-0-375 175 5V 3A+ 6.3V 6.0A+ 3.75 4.50 3.00 275 X 135 400-0-400 135 5V 3A+ 6.3V 5.0A+ 3.75 4.50 4.56 276 X 120 300-0-300 150 5V 3A+ 6.3V 5.0A+ 3.75 4.00 4.56 278 X 185 400-0-400 200 5V 3A+ 6.3V 6.0A+ 3.75 4.75 4.56 278 CX 341 400-0-400 465 --- 6.3V 6.0A+ 3.75 6.25 4.56 279 X 137 425-0-425 150 5V 3A 6.3V 6.0A 3.75 4.00 4.56 282 X 195 500-0-500 200 5.0V 3A+ 6.3V 6.0A+ 3.75 5.25 4.56 * DC ma as measured with capacitor input filter + means centre tapped HAMMOND PLATE TRANSFORMERS -------------------------- 700 SERIES CAT. SECONDARY DC VOLTS D.C ma OVERALL DIM " NO. AC VOLTS Choke I/P CCS ICAS W D H ======================================================== 710 375-0-375 300 300 450 3.75 4.13 4.50 712 425-0-475 350 300 450 3.75 4.63 4.50 714 510-0-510 400 170 250 3.75 4.38 4.50 715 510-0-510 400 300 450 3.75 4.63 4.50 717 510-0-510 400 500 750 5.00 5.25 6.50 718 625-0-625 500 200 300 3.75 4.38 4.50 720 625-0-625 500 300 450 3.75 5.63 4.50 722 625-0-625 500 500 750 5.00 5.25 6.50 724 750-0-750 625 200 300 3.75 5.25 4.50 726 890-0-890 750 175 260 3.75 5.25 4.50 728 1000-0-1000 850 150 225 3.75 5.25 4.50 732 1250-0-1250 1000 200 300 5.00 5.25 6.50 733 1250-0-1250 1000 300 450 5.00 6.00 6.50 735 1500-0-1500 1250 250 375 5.00 6.00 6.50 737 1500-0-1500 1250 400 600 5.00 7.00 6.50 739 1750-0-1750 1500 400 600 5.00 7.63 6.50 Hammond transformers are available through the following distributors: CANADA ====== * Electrosonic - Toronto FAX (416) 496-3030 Ottawa Winnipeg Calgary Vancouver Toll free; Canada only: 1-800-56-SONIC Electrosonic also offers a 1500 page catalogue for around $Cdn 38. This includes all of the Hammond products and also makes an excellent parts reference. USA === * Mouser * Newark * Antique Electronic Supply (limited selection) (602) 820-5411 The URL for Hammond Manufacturing is: http://www.hammondmfg.com --