UTC Input Transformers (2) O-1 NOS

The UTC O-1 "Ouncer" — a miniature 1-ounce plug-in transformer, mic/line-to-grid, 50/200/500Ω primary into 50kΩ secondary -- still well-regarded for mic input duty and show up in vintage tube mic preamp and ribbon mic builds.

Specs:

• PRI: 50Ω / 200Ω / 500Ω (multi-tap, with 1-5/3-5, 3-4/3-5, 3-4 tap combos)
• SEC: 50kΩ, 7:1 ratio (pins 7 & 6)
• MAX LEVEL +8 dbm
• 30~20kc, 500V Hipot
• Untested but New Old Stock
  

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