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1307 Jewel Street
Nashville, TN 37207
615-945-3393
info@3rdpower.com

3rd Power is always looking for talented people to work with.
jobs@3rdpower.com

We're here Monday through Friday from 10AM to 6PM if you need any assistance.

© 2014 3rd Power Amplification LLC. All Rights Reserved.

SUPPORT

This page is for MKII products only.

For MKI products, please see the MKI Support Page.

NOTE: Bias adjustments can only be performed by a qualified service technician. Do not attempt to adjust the bias yourself. Lethal voltages exist inside the amplifier and can injure or kill you.

Mains voltage of 120VAC, Diode rectified mode (dual channel amplifier models), utilizing a 1 Ohm resisitor to ground on the output tube cathode, the following list indicates each model, tube type and factory bias setting:

British Dream MKII: Mullard EL34 (40 mA)
Dream Weaver MKII: Mullard EL34 (40 mA)
Dream 40 American: Tungsol 6L6GC (33 mA)
Dream 40 AC: Mullard EL34 (33 mA)
Dream 50 Plexi: Mullard EL34 (33 mA)

Tube Types and Placement

Here's a list of current tube types and locations for all 3RD POWER Products (updated 11/29/14):

British Dream MKII: V1: JJ EF806, V2 - V3: JJ ECC83S, V4: Sovtek 12AX7LPS, V5 - V6: Mullard EL34 (matched pair), V7: JJ GZ34 Rectifier Tube, V8: Diode Rectifier Insert

Dream Weaver MKII: V1 - V3: JJ ECC83S, V4: Sovtek 12AX7LPS, V5 - V6: Mullard EL34 (matched pair), V7: JJ GZ34 Rectifier Tube, V8: Diode Rectifier Insert

Dream 40 American: V1 - V2: JJ ECC83S, V3: Sovtek 12AX7LPS, V4 - V5: JJ 6L6GC (matched pair), V6: GZ34 Rectifier Tube

Dream 40 AC: V1: JJ EF806, V2: JJ ECC83S, V3: Sovtek 12AX7LPS, V4 - V5: Mullard EL34 (matched pair), V6: GZ34 Rectifier Tube

Dream 50 Plexi: V1 - V2: JJ ECC83S, V3: Sovtek 12AX7LPS, V4 - V5: Mullard EL34 (matched pair), V6: Diode Rectifier Insert

Owners Manuals

British Dream MKII (pdf)
Dream Weaver MKII (pdf)
Dream Single Channel Amplifiers (pdf)