The UTM7070 is a Push-Pull tube output transformer, 8kCT 4Ω, 8Ω and 16Ω. Recommended for EL84-based amplifiers. Ungapped.

Estimated Delivery:
48 Hours


For use in a high performance valve amplifier, where high output level and exceptional bandwidth are required. Designed for use with Push-Pull output stage or an AC coupled cathode follower or SRPP circuit driving a nominal 4Ω, 8Ω, and 16Ω speakers. Dedicated to the EL84 power amplifiers. Ungapped.

Impedance: 8k:4Ω, 8k:8Ω, or 8k:16Ω
Wattage: 45W
Cathode feedback: No
Winding Configuration: Interleave Winding
Frequency response @50Ω source, 600Ω load: +/- 0.5 dB 14 Hz to 80 kHz (Ap)
Max primary DC per side: 60mA
Primary Inductance: 100H @100Hz
Secondary Inductance: 200/400/700mH @100Hz
Total DC Resistance PRI: 340Ω
Total DC Resistance SEC: 1Ω
THD+Noise: <0.1% @ 1K Hz
Core Size: EI86, stock 42mm, Z11 Grain Oriented lamination steel. Ungapped.
Bell-style package.
Weight: 2kg

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