Audio Output Transformer Color Code

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Sound card color codes - Hobby Hour

https://www.hobby-hour.com/electronics/sound-card-color-code.php#:~:text=Almost%20all%20sound%20cards%20use%20standard%20color%20codes,newer%20soundcards%20for%20rear%20and%20mid%20surround%20speakers.

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Nostalgia Air: RMA Audio Transformer Lead Colors

http://www.nostalgiaair.org/References/rmacodes/audxfrmr.htm

INTERSTAGE AND OUTPUT AUDIO TRANSFORMER LEADS IN RADIO RECEIVERS MAY BE IDENTIFIED BY THE COLORS ON THE LEAD COVERINGS AS SHOWN. IN CASES WHERE USE IS MADE OF A SINGLE PRIMARY AND/OR A SINGLE SECONDARY, THE UPPER HALF OF THE DIAGRAM INDICATES THE COLOR CODING. THE BROWN AND YELLOW LEADS INDICATE THE …

Transformer Lead Color Code - RF Cafe

http://www.rfcafe.com/references/electrical/xfr-lead-color-code.htm

IF Transformers: Plate Lead: Blue: B+ Lead: Red: Grid (or diode) Lead: Green: A-V-C (or ground) Lead: Black: Tuning Slug Color Codes: 455 kHz 1st IF: Yellow: 455 kHz 2nd IF: White: 455 kHz 3rd IF: Black: 455 kHz Oscillator: Red: 10 MHz 1st IF: Green: 10 MHz 2nd IF. 10 MHz 3rd IF: Orange, Brown, or Black: Audio Transformers: Plate Lead, Primary: Blue: B+ Lead, Primary

Transformer and Wire Color Standards for Tube amps

http://www.regiscoyne.com/tech/trannyCC/

Is there a standard scheme for output transformer wire colors? Derived from the ARRL Radio Amateur's Handbook: Single-ended transformers: Plate lead (pri.) ----- blue (or brown) B+ (power supply) lead ----- red speaker (typ. +) (sec.) ----- green (or yellow) speaker return (sec.) ----- black Push-pull transformers:

Audio Transformer Color Code | Products & Suppliers ...

https://www.globalspec.com/industrial-directory/audio_transformer_color_code

Transformers - Transformer, mini audio, chassis mt -- 70180854. Supplier: Allied Electronics, Inc. Description: Features: 150 Hz. to 15 kHz. Frequency Response (±1 db, Reference 1000 Hz) Two Hole Chassis Mounting — 0.125" Diameter Mounting Holes on 1.38" Center Insulated, Color Coded, Flexible Leads — 4" Long Minimum 1.4 Oz.

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