Used Seymour Duncan SFX-03 Twin Tube Classic Guitar Preamp Overdrive Pedal with Box & AC Adapter

Up for sale is a used Seymour Duncan SFX-03 Twin Tube Classic guitar pedal. This one was just tested here in our shop and works as it should. It shows some wear, but is solid functionally. It comes with its original box. An AC adapter is included. Check out the pictures, or come see it in person at Metro Gnome Music.

Tube-powered 2-channel Guitar Preamp/Overdrive Pedal

Seymour Duncan SFX-03 Twin Tube Classic Features:

• 2-channel
• Two USA-made Phillips-Sylvania 6021 dual triode tubes
• High-plate voltage
• External dimensions: 7.50″ X 6.62″ X 1.96″
• Weight: 3.15 lbs.
• Gain before level compensation: Rhythm channel – 74dB, Lead channel – 98dB
• Gain after level compensation: Rhythm channel – 52dB, Lead channel – 76dB
• Nominal output level: Rhythm channel – 0.4 Vrms (-5dBu), Lead channel – 0.5 Vrms (-4dBu)
• Max. output level before clipping: 2 Vrms (+8dBu)
• THD @ 1 Volt RMS output: 3%
• Harmonic spectrum @ 1Vo: predominantly 2nd harmonic with minor amounts of 3rd harmonic @ > 20dB below.
• Noise @ output: Rhythm channel – < 1mV (< 3 dB hum content), Lead channel – < 8mV (< 3 dB hum content)
• Power consumption: 10.4 W