Miniature Audio Transformers

45-698 TRANSFORMER
600ohm - 600ohm Isolation Transformer-Wire Leads
Primary DC Resistance - 47 ohms.
Secondary DC Resistance - 60 ohms.

Calrad 45-699
600W–600W Isolation Transformer–P.C. Leads.
Primary DC Resistance – 47W.
Secondary DC Resistance – 60W
Frequency Response of +\- 3dB, 20-25KHz.
Size: 1/2” x 1/2” x 1/2”
Max Power Rating: 75mW

Part No.: 45-707
Type: Driver
Primary DC Res.: 700 ohms
Primary Ohms: 10K
Secondary Ohms: 2K C.T.
Secondary DC Res.127 ohms

MINI TRANSISTOR AUDIO TRANSFORMERS FOR PRINTED CIRCUIT BOARD MOUNTING
Ideally suited and selected for building or replacement of transistorized equipment. High vacuum impregnation and application of a special coating seals the coils. A special core of hydrogen heat treated alloy is used to give high quality at a low cost. Dimensions 3/4" x 5/8" x 5/8". Frequency Response: +\- 3dB, 20-25KHz.

45-712
Type: Driver
Primary Ohms: 10,000
Primary DC Res.: 400W
Secondary Ohms: 2000 C.T.
Secondary DC Res.: 100W
Max Power Rating: 200mW