 
 
 
   
 
 
   
 
 
  
Transformers
  Hand made in the UK
  All our transformers are carefully wound and assembled by hand with the finest materials available. Each transformer is 
  made the old fashioned time consuming way including inter-winding tape, faraday shields, interlaced laminations, silver 
  content solder and finally varnished  They are used the world over and are the number one choice for a number of 
  microphone manufacturers. We offer a no quibble refund as we are confident you will not be disappointed. Discount for 
  multiples. Custom transformers wound - ask for details.
  TRANSFORMER STORE
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  RIBBON MICROPHONE TRANSFORMERS
  FAB 4196. This best selling transformer is suitable for modifying cheap ribbon microphones like the MXL and Apex models. The 
  core is hand stacked using the finest available Permaloy 80% nickel laminations for maximum response. The finest copper wire is used 
  for optimum output. Colour coded wires for easy identification. Comes with complete instructions.
  Turns Ratio         1:48
  Primary Input DCR       0.07Ω
  Secondary Output DCR      >88Ω +/- 5%
  Laminations   Permaloy 80% Nickel
  Weight   34 grams
  Dimensions   26 x 19 x 19
  Compliance   RoHS
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  FAB XL  The XL was designed to provide extra output from a  transformer the same size as the 4196 -  the XL standing for eXtra 
  Loud. With a hand stacked core  the sound will satisfy the  most demanding audio professional. Colour coded wires. Ideal for modding 
  older ribbon microphones that contain short ribbon motors. Comes with complete instructions.
  Turns Ratio         1:54
  Primary Input DCR       0.07Ω
  Secondary Output DCR    >100Ω +/- 5%
  Laminations   Permaloy 80% Nickel
  Weight   34 grams
  Dimensions   26 x 19 x 19
  Compliance   RoHS 
     
  FAB METRON New &  Improved! Made from the finest materials available the new FAB Metron is for those who prefer a 
  lower turn ratio and lower secondary DCR. With a superb smooth vintage sound the Metron delivers like all FAB transformers. Colour 
  coded long length wires to suit most ribbon motors. Full technical details included.
  Turns Ratio         1:38
  Primary Input DCR       0.07Ω
  Secondary Output DCR <60Ω +/- 5%
  Laminations   Permaloy 80% Nickel
  Weight   34 grams
  Dimensions   26 x 19 x 19
  Compliance   RoHS
     
 
 
 
 
 
 
  FAB V8F 
  The FAB V8F is based on the classic Neuman BV8F for the U47 FET microphone. It is wound to the same 
  original Neuman specification on a custom made 4 chamber bobbin. Made with or without Faraday shielding 
  (shown with). The transformer is also varnished for extra stability.  Comes with complete instructions
 
 
  £165.00   Shipping Included
 
 
 
 
  FAB V8 
  The FAB V8 is based on the classic Neuman BV8 for the legendary  U47 valve microphone. It is wound to the 
  same original Neuman specification on a custom made 4 chamber bobbin. Made with or without Faraday 
  shielding (shown with). The transformer is also varnished for extra stability.  Comes with complete instructions.
 
 
  £145.00   Shipping Included
 
 
  Turns Ratio         9:1
  Primary Input DCR       920Ω +/- 5%
  Secondary Output DCR      18Ω +/- 5%
  Laminations   Permaloy 80% Nickel
  Weight   108 grams
  Dimensions   42 x 35 x 25
  Compliance   RoHS 
 
 
  Turns Ratio         6.5:1
  Primary Input DCR       674Ω +/- 5%
  Secondary Output DCR      18Ω +/- 5%
  Laminations   Permaloy 80% Nickel
  Weight   108 grams
  Dimensions   42 x 35 x 25
  Compliance   RoHS 
 
 
  FAB V11 
  The FAB V11 is based on the classic Neuman BV11 for the M49  valve microphone. It is wound to the 
  same original Neuman specification on a custom made 4 chamber bobbin. Made with or without Faraday 
  shielding (shown with). The transformer is also varnished for extra stability.  Comes with complete 
  instructions
 
 
  £165.00   Shipping Included
 
 
  Turns Ratio         10:1
  Primary Input DCR       1032Ω +/- 5%
  Secondary Output DCR      18Ω +/- 5%
  Laminations   Permaloy 80% Nickel
  Weight   108 grams
  Dimensions   42 x 35 x 25
  Compliance   RoHS 
 
 
  FAB MICROPHONES
 
 
  
OTHER TRANSFORMERS
 
 
 
 
  FAB 2503 
  The FAB  2503  is a quadfilar wound transformer for use in building a 312 card. This has the exact same sonic character of the original. 
  Built to the original spec with high grade silicon laminations. The transformer is also varnished for extra stability. The transformer is 
  also suitable for use in the 500 series modules , 325 card and other equipment. The laminations have holes for pcb mounting.
 
 
  Turns Ratio         1:1  
  Primary Input DCR       8Ω +/- 5%
  Secondary Output DCR      8Ω +/- 5%
  Laminations   Silicon
  Weight   108 grams
  Dimensions   49 x 41 x 34
  Compliance   RoHS 
 
 
 
  FAB 2623 
  The FAB  2623  is a trifilar wound transformer for use in classic consoles of the 70’s. This has the exact same sonic character of the 
  original. Built to the original spec with high grade silicon laminations. The transformer is varnished for extra stability. The transformer 
  is suitable for use in the 500 series and other  equipment needing this specification. The laminations have holes for pcb mounting.
 
 
  Turns Ratio         1:1  1:2
  Primary Input DCR     14.4Ω +/- 5%
  Secondary Output DCR    24.4Ω +/- 5%
  Laminations   Silicon
  Weight   100 grams
  Dimensions   42 x 34 x 30
  Compliance   RoHS 
 
 
 
  © FAB MICROPHONES 2021
 
  
 
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  FAB USA - LIMITED EDITION
  The FAB USA is our tribute to the great American RCA ribbon microphones made by Harry Olsen. This new transformer is our best yet 
  and has a very low primary DCR and high output.  Each transformer is numbered and is a limited run of 100. 
  Comes with complete instructions.
  Primary input DCR
  0.04Ω   +/- 5%
  Secondary Output DCR
  112Ω    +/- 5%
  Laminations
  Permaloy 80% nickel
  Weight
  40 grams
  Dimensions
  26 x 19 x 19
  Numbered 
  001 to 100
 
 
 
  Valve and Condenser Microphone Transformers
 
 
  CONTACT FOR SPECIAL OFFERS AND DEALS ON MANY TRANSFORMERS!
 
  
  
  
 
  
 
 
  
 
 
  FAB T14X
  After over 6 months of tests and development we introduce a transformer to bring out the full potential of the ELA M 251
  or C12 microphones. This transformer give’s you that creamy silky stunning sound that you are looking for. The standard 
  T14’s available for the DIY market simply don’t compare. This is an improved transformer specifically designed for this circuit. 
  It is not a drop in replacement as this is a slightly larger transformer but will fit in most DIY microphone bodies. This transformer is 
  already in use by 2 microphone manufacturers. Get yours now and transform your mic. 
  Laminations
  80% Nickel
  Turns ratio
  12 to 1
  Size
  26 x 19 x 19  
 
  
 