Whirlwind ISO 1 Single Channel Transformer Isolation Box

The Whirlwind ISO1 is a high quality line level audio transformer device. Use it on console outputs, amplifier input feeds or any line level signal for transformer isolation and ground lifting to overcome buzz and hum problems. Use it as a balancer to convert between balanced XLR and unbalanced 1/4” signals. The ISO1 uses Whirlwind's TRSP-600L transformer with a frequency response of ±1 dB from 20
to 20 kHz at +20 dBm input level.

Key Features

• Single channel line level transformer isolation
• Use with both ¼” and XLR connectors
• Insert in line to combat hum and noise in audio signals
• Convert unbalanced audio signals into balanced lines for long cable runs
• 1:1 turns ratio input to output +20 dB max signal level