- Back To School
- Hot Deals
- Live Sound
- Microphones & Wireless
- DJ & Lighting
To automatically re-order this item before you run out, select the recurring order option during checkout.
Buy Extended Service Plan ( What This? )
Add headroom and gigging versatility to your Thunderbolt with a 3-way rectifier switch option for a choice of 35-Watt (cathode biased) or 45-Watt (grid biased) 5U4 tube rectified modes as well as a high power, 60-Watt (grid biased) solid state rectifier setting.