Auction is for one PAIR (2 pcs) of RARE Vintage NOS DOUBLE C-CORE Transformers Siemens Klangfilm, made in West Germany in late 70s - early 80s. 

Two C Cores dimensions: 65x26.5x10mm

Window: 45x15mm

Single lamination strip thickness: 0.25mm

They were used in professional devices, made by Siemens in late 70s and early 80s. 

They need to be rewind to be used in tube amplifiers as OTP!!! 

Perfect for DIY tube audio output transformers. (KT66, KT88, KT90, EL34, 6CA7, 6L6GC, 6L6, AD1, 300B, 5881, KT120, KT150, EL519, PL519, ...)

Dismantled from never used professional Siemens modules.

AS is, what you see is what you get.