"Classic" Audio Universal Push-Pull Tube Output

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Key Features:

• Designed for general purpose or replacement use in push-pull tube output circuits.
• For single ended use, see our 125 SE series
• Frequency response: 150 Hz. - 15 Khz at full rated power (+/- 1db max. ref. 1 Khz)
• Open style with minimum 5" long primary leads, secondary solder lugs for convenient secondary connections.
• Tables provided with each transformer listing 90 pre-calculated impedance ratios.
• Primary impedances from 1,200 to 25,000 Ohms.
• Secondary impedances from 1.5 to 15 Ohms.
• For smaller sized units (but fewer impedance options) see our multiple impedance 125H & 125J units

Cat. No.	Thumbnail Photo	Audio Watts	Max. D.C. Bias (ma)	Primary Inductance	Wt. Lbs.
125A		3	25	14.94 H	0.19
125B		5	45	8.97 H	0.3
125C		8	60	5.60 H	0.5
125D		10	70	4.48 H	1
125E		15	80	2.99 H	1.5

NOTE: If you are looking for data on our 8 watt - multiple
impedance 125J or 125H: Link to 125H & 125J data

Cat. No. Dimensions (Inches) A B C D G Mtg. Hole 125A 2.06 1.25 1.19 1.75 0.187 125B 2.38 1.38 1.38 2.00 0.187 125C 2.81 1.50 1.69 2.38 0.187 125D 3.25 1.75 2.00 2.81 0.187 125E 3.69 2.00 2.31 3.13 0.187

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Catalog page(s) on JUST this series (440K)

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