A high performance, nanocrystalline audio signal transformer for interstage applications. Useful for push-pull to push-pull interstage or single end to push-pull interstage configurations.
Ratio: (1+1+1+1):(2.25+2.25) Frequency Response @10kΩ source 10kΩ load: +/- 0.5 dB 15 Hz to 80 kHz (Ap) Primary Inductance: 9H+9H+9H+9H @100Hz Secondary Inductance: 45H+45H @100Hz Total DC Resistance PRI: 230Ω+230Ω+230Ω+230Ω Total DC Resistance SEC: 550Ω+550Ω Max Level: @50Hz: +30 dBu Nanocrystalline CC core ⌷
The UTM3590 is a Single Ended tube output transformer, 9.6k:600, 8:1, 4:1 or 2:1 ratio. GAPPED. Recommended for tube preamp projects like RCA BA-2C.
Clamped and open frame option available.
The UTM3510 is a line-level, clamped output transformer, 10k:600Ω, 4:1 ratio. Recommended for any kind of tube output amplifiers, including SRPP circuits. It's equipped with 150mm color leads.
The UTM3504 is a line-level, low-profile output GAPPED transformer, 600Ω:600Ω:600Ω:FB (1:1:1:FB). Dedicated for UREI 1176, rev A-E. Suitable for 500-series modules.
The UTM3505 is a line-level, low-profile, output UNGAPPED transformer, 300Ω:600Ω (1:2). Dedicated for UREI 1176, rev F-H, including Gyraf's project. Fits in 500-series modules.
This is 1:10 or 1:20 mic, high ratio, 150/600:50k, transformer. Recommended for vintage Telefunken V72 circuits. Also suitable as a high-ratio input transformer with high level capability for tube mic...
