diytube Poseidon Driver for the Dynaco Mark III, IV and DIY INSTRUCTIONS FOR ASSEMBLY AND OPERATION Price $0.00
C Star Ground 0VDC J R6 00K 0VDC K R6 K C.uF G KT: blu/wht & grn/wht V AU 6 a a'' R0 6K, W R 00K C.uF g k h'' ht g'' 6.A 9 6.B B Input - 6.A 6.B I NF Left A (0) - Input + B () - Input - C (NA) - Star Ground Quad Cap Ground Lug D () - 6.VAC E (9) - 6.VAC F () - EL Inside G () - EL Outside H () - To Bias Supply I () - Negative Feedback J (6) - 0VDC from Quad Cap Lug # K () - 0VDC from Quad Cap Lug # h k'' R 00K H Bias Supply Input + A R K V AX a'' 6 a g'' g R.6K C 0pF R M U LM R9 0 D E R 6K, W C.uF R MEG R 00K F KT: blue & green R K R K R 00 C k'' 0pF R.K h ht 9 h'' k diytube driver Schematic for MK III
diytube Mark III Driver Board Dynaco A- V 60 or KT G Use Pin 6 As Tie In K 0 blue-wht grn-wht yellow orange I 6 ohm ohm Note: Set bias using pins & of preamp socket referenced ground at pins &. Set each 00mV using bias pot on amp. Balance with R on driver. 6 Preamp Socket Use Pin 6 As Tie In F K V 60 or KT 0 # red green blue brown black ohm COM
.K H 0K pot 00uF diytube + 00uF 00V K + 00V D To KT's.0uF green grn-yel E green Dynaco P- J + # 0uF V K + # 0uF 6.K,W V # + # 0uF V C- Choke # + # 0uF V GZ/AR 6 red red-blk red-yel black black on/off switch 0VAC red A slo blo white Dynaco Multi-Cap Legend Towards Corner # white # - 90VDC # - 0VDC # - 0VDC # - 0VDC # # # Mark III Driver Board Towards AR
VOLTAGE CHART DC measurements (unless noted) Shorted input, no signal All measurements +/-% V AX V AU PIN# PIN# 9V 9V 0V 0V.6V 0V 6.VAC 6.VAC NA 6.VAC 6 NA 6 9V NA 0V NA 0V 9 6.VAC 9 6.VAC V-V KT/60 PIN# 00mV 6.VAC 0V 0V -V 6 -V 6.VAC 00mV A 0V B 0V C 0V D 6.VAC E 6.VAC F -V V GZ/AR PIN# 0V V 0V VAC 0V 6 VAC 0V V G -V H -6V I 0V J V K V MultiCap Lugs A B C D V 0V V V Bias Supply Readings -V at first cap -6V after dropping resisr -V at K resisr
Parts for diytube Mark III driver PCB from Mouser Electronics (www.mouser.com) Tip: Put a dot in the checkbox if you have the part already as a quick reference when ordering parts. X out the checkbox when you have installed the part on the PCB. Item QTY Reference Part Mouser Part Unit Cost R,R K, /W -RN60D-F-.0K 0.09 R K, /W -RN60D-F-K 0. R 00Ω, /W -RN60D-F-00 0.09 R.K, /W -RN60D-F-.K 0.09 R6 K, /W -RN6D-F-K 0. R.6K, /W -RN60D-F-.6K 0.09 R, R M, /W -RND-F-.0M 0.0 R9 0Ω, /W -RND-F-0 0.0 R0,R 6K, W -6K-RC 0.9 R,R 00K, /W -RN60D-F-00K 0.09 R 00K Pot 6-99Y--0LF.6 R6 00K, /W -RN6D-F-00K 0. C 0.uF,600V -P600V0.. C 0pF 9--00V0 0.6 C 0pF 9--00V0.0 C,C 0.uF,600V -P600V0..0 U LMZ -LMZ.0
Other Mark III Parts Available from Mouser Electronics (www.mouser.com) Tip: Put a dot in the checkbox if you have the part already as a quick reference when ordering parts. X out the checkbox when you have installed the part. Item QTY Reference Part Mouser Part Cost bias resisrs 0Ω, /W -RN6D-F-0 0. grid sppers K, /W -RN60D-F-.0K 0.09 cap lug 6.K, W -6.K-RC 0.9 bias supply.k, /W -RN6D-F-.K 0. bias supply K, /W -RN6D-F-.K 0.9 bias supply KT K, /W -RN6D-F-.K 0. speaker load 60Ω, W -60-RC 0.9 bias supply caps 00uF, 00V 6-TVXA0MCA. filament CT cap.0uf, 0V 0-0Z-0M-RC 0. bias diode 000V,A 6-N00-E 0.0 Wire Labels 6-PCM--.9 RCA jack 6-00.09 RCA phenolic disc 6-R0-E 0.0 Fuse Block 0-0. A time delay fuse 0-MDL- 0.6 0K Linear Pot VF0-F.0 SPDT switch 69-GF6000. Terminal Strip, Screw -90.0 Terminal Strip, Lugs -00 0.6 6 AC brown cord --E. 00 Wire Red TFE 66-00-00-0.
Other Mark III Parts Available from Triode Electronics (www.triodeel.com) Tip: Put a dot in the checkbox if you have the part already as a quick reference when ordering parts. X out the checkbox when you have installed the part. Item QTY Reference Part Triode PN# Unit Cost Multi Section Cap 0/x0uF,V C-EC0-0X- 9.9 Sockets Octal Sockets OCTAL-CERCHAS.9 Choke.H, 6DCR C.9 Rectifier AR GZJJ.9 Power Tubes KT KTJJ.99 Voltage Amp AX AXTESLA 9.9 Phase Splitter AU AUJJ 9.9 Power Trnsfrmr P-, 00VCT PS 0.9 Audio Trnsfrmr A-, 00Ω 60W AS 9.9
C Star Ground 00VDC J R6 00K 0VDC K R6 00K C.0uF G EL: blu/wht & grn/wht V AU 6 a a'' R K, W R 0K C.uF g k h'' ht g'' 6.A 9 6.B B Input - 6.A 6.B I NF Left A () - Input + B () - Input - C (NA) - Star Ground Quad Cap Ground Lug D () - 6.VAC E () - 6.VAC F (9) - EL: blue & green G (0) - EL: blu/wht & grn/wht H () - To Bias Supply I () - Negative Feedback J (6) - 00VDC from Quad Cap Lug # K () - 0VDC from Quad Cap Lug # original () not used h k'' R 00K H bias supply Input + A R K V AX a'' 6 a g'' g R.6K C 0pF R M U LM R9 D E R0 K, W C6.0uF R MEG R 0K F EL: blue & green R K R K R 00 C k'' 0pF R.K h ht 9 h'' k diytube driver Schematic for MK IV
diytube Mark IV Driver Board Dynaco A-0 G Use Pin 6 As Tie In V EL K 0 blue-wht grn-wht yellow orange I 6 ohm ohm Note: Set bias using pins & of preamp socket referenced ground at pins &. Set each 0mV using bias pot on amp. Balance with R on driver. 6 Preamp Socket Use Pin 6 As Tie In F K V EL 0 # red green blue brown black ohm COM
0K H 0K pot 00uF diytube + 00uF 00V 0K + 00V D To EL's green grn-yel E green Dynaco P- J + # 0uF V K + # 0uF 6.K,W V # + # 0uF V C- Choke # + # 0uF V GZ/AR 6 red red-blk red-yel black black on/off switch 0VAC red A slo blo This key may be different on yours. Just be sure the 0uF rated section is #. white white Dynaco Multi-Cap Legend # # - VDC # - VDC # - 00VDC # - 0VDC # # # Mark IV Driver Board
Parts for diytube Mark IV driver PCB from Mouser Electronics (www.mouser.com) Tip: Put a dot in the checkbox if you have the part already as a quick reference when ordering parts. X out the checkbox when you have installed the part on the PCB. Item QTY Reference Part Mouser Part Cost R,R K, /W -RN60D-F-.0K 0.09 R K, /W -RN60D-F-K 0. R 00Ω, /W -RN60D-F-00 0.09 R.K, /W -RN60D-F-.K 0.09 R6 00K, /W -RN6D-F-00K 0. R.6K, /W -RN60D-F-.6K 0.09 R, R M, /W -RND-F-.0M 0.0 R9 Ω, /W -RND-F- 0.0 R0,R K, W -K-RC 0.9 R,R 0K, /W -RN60D-F-0K 0.09 R 00K Pot 6-99Y--0LF.6 R6 00K, /W -RN6D-F-00K 0. C 0.uF,600V -P600V0..0 C 0pF 9--00V0 0.96 C 0pF 9--00V0.0 C,C 0.0uF,600V -P600V0.0. U LMZ -LMZ.0
Other Mark IV Parts Available from Mouser Electronics (www.mouser.com) Tip: Put a dot in the checkbox if you have the part already as a quick reference when ordering parts. X out the checkbox when you have installed the part. Item QTY Reference Part Mouser Part Cost bias resisrs 0Ω, /W -RN6D-F-0 0. grid sppers K, /W -RN60D-F-.0K 0.09 cap lug 6.K, W -6.K-RC 0.9 bias supply 0K, /W -RN6D-F-0K 0. bias supply caps 00uF, 00V 6-TVXA0MCA. bias diode 000V,A 6-N00-E 0.0 Wire Labels 6-PCM--.9 RCA jack 6-00.09 RCA phenolic disc 6-R0-E 0.0 Fuse Block 0-0. A time delay fuse 0-MDL- 0.6 0K Linear Pot VF0-F.0 SPDT switch 69-GF6000. Terminal Strip, Screw -90.0 Terminal Strip, Lugs -00 0.6 6 AC brown cord --E. 00 Wire Red TFE 66-00-00-0.
Other Mark IV Parts Available from Triode Electronics (www.triodeel.com) Tip: Put a dot in the checkbox if you have the part already as a quick reference when ordering parts. X out the checkbox when you have installed the part. Item QTY Reference Part Triode PN# Unit Cost Multi Section Cap 0/x0uF,V C-EC0-0X- 9.9 Sockets Octal Sockets OCTAL-CERCHAS.9 Choke.H, 6DCR C.9 Rectifier AR GZJJ.9 Power Tubes EL JJ-EL-MP 9. Voltage Amp AX AXTESLA 9.9 Phase Splitter AU AUJJ 9.9 Power Trnsfrmr PA-, 0VCT PA 99.9 Audio Trnsfrmr A-0, 00Ω W A0S 9.9