Complete Microphone Output Transformer Product List & Specifications

Part No.General DescriptionImpedance RatioApplicationCommentsOriginal Customer/Notes
79221:2415Ω:8.6K15Ω Mic MatchLead wires.
79231:10.530Ω:3.3K300Ω Line MatchLead wires.
CM-101221:100Ribbon micLead wires. JCF Audio
CM-10571:4Dynamic micLead wires.
CM-110212:1600:150Condenser micLead wires. Center-tapped secondary.
CM-12645:1 3.75K:150 Condenser mic3Pi windings. Lead wires.Similar to Sony C37A
CM-131019:1 16.2K:200Condenser micLead wires or PC pins. Ni/Fe "tiger stripe"FET47 style applications
CM-131139.5:113.5K:150Condenser micLead wires. PC pins for production quantities
CM-1311412:1 21.2K:150Condenser micLead wires. PC pins for production quantities
CM-148416.5:1 8.45K:200Condenser micLead wires. Pi-wound primary windings. Faraday shielding.
CM-154076.5:1 8.45K:200Condenser micLead wires. Center tap. No Faraday shield.
CM-194271:4 Center tap available on requestDynamic micLead wires. PC pins for production quantities
CM-21812:1 600:150Condenser micBifilar wound for extreme high frequency response
CM-22101A1:32 Ribbon micLead wiresAudio Engineering Assoc
CM-221031:40Ribbon micLead wires.Audio Engineering Assoc
CM-2234PC8:19.6K:150Condenser micPrinted circuit pins.
CM-2237PC1:28Ribbon micPrinted circuit pins. Cloud Microphones
CM-2250112:1 21.6K:150Condenser micLead wires or printed circuit pins.
CM-2351510:1 15K:150Condenser micLead wires.U87 style applications
CM-237241:70Ribbon micBundled multifilar primary wires for very low DCR. Lead wires. PC pins for production quantities
CM-241108:19.6K:150Condenser micLead wires.
CM-24227.5:18450:150Condenser micLead wires. Ni/Fe "tiger stripe" laminationsSounDelux
CM-2461NiCo6.5:18.45K:200Condenser micLead wires. Ni+Fe+Co laminations. BV8 styleBV8 Shootout
CM-248010.5:1 22.8K:200Condenser micLead wires. PC pins for production quantities
CM-25108:19.6K:150Condenser micLead wires.
CM-2592512:1 21.6K:150C-12 / Henry styleLead wires. Not hum-bucking.
CM-26701:18/32Ribbon mic1:18/36 Lead wires.Groove Tubes "Velo"
CM-2811210.5:1 22K:200Condenser micNi+Fe+Co Laminations. Lead wires.
CM-48016.5:1 8.45K:200Condenser micLead wires. Faraday shielding.
CM-51216.5:1 6.3K:150Condenser micLead wires. Ni/Fe "tiger stripe"
CM-570111.25K:200+21Condenser micTertiary winding. Lead wires.BV12 style
CM-57226.9:1 9.5K:200Condenser micLead wires. Copper foil lamination ground.BV107 style
CM-65117:17.3K:150Condenser mic50%Ni + 50%Fe. Lead wires.BV11 style
CM-96322A8.5:1 14.5K:200Condenser micLayer-wound. Lead wires.SounDelux
CM-9711 5:13.75K:150 Condenser micLead wires.
CM-976612:121.6K:150Condenser micPi-wound primaries. Lead wires.
CM-98871:35Ribbon micLead wires. With or without mu-metal can.
CM-98881:28Ribbon micLead wires. With or without mu-metal can.
CM-99113.65:12K:150Condenser micLead wires.
CM-OTA-21:35Ribbon micBundled multifilar (6) primary winding. With/without mu-metal can.
RE-9952010:115K:150Condenser micLead wires.
CM-201108.5:110.8K:150Condenser micLead wires.