HIWATT amps from the Hylight Electronics era
Moderator: Mods
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- You might need a cap job if.......
by Dr.HIWATT on Fri Nov 30, 2007 1:34 am
- 18 Replies
- 1502 Views
- Last post by mhuss
on Tue Apr 20, 2010 4:35 am
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- how to identify a Dave Reeves wired amp V. a Harry Joyce
by Dr.HIWATT on Wed Nov 12, 2008 6:04 pm
- 34 Replies
- 1746 Views
- Last post by OldSchoolDave
on Tue Feb 16, 2010 1:56 am
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- Partridge Date Codes?
by Alnico on Thu Nov 13, 2008 1:25 pm
- 13 Replies
- 680 Views
- Last post by mhuss
on Thu Nov 26, 2009 6:46 pm
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- Hiwatt Gurus: Help your friend Bob!
by Hiwatt Bob on Tue Jul 13, 2010 6:09 am
- 50 Replies
- 577 Views
- Last post by Hiwatt Bob
on Fri Aug 27, 2010 1:05 am
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- DR201 #1949
by Dr.HIWATT on Sat Feb 28, 2009 9:51 pm
- 9 Replies
- 459 Views
- Last post by OldSchoolDave
on Mon Aug 16, 2010 9:13 pm
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- just bought my first hylight
by rnormoyle on Sun Aug 15, 2010 9:44 pm
- 2 Replies
- 84 Views
- Last post by Dr.HIWATT
on Mon Aug 16, 2010 1:49 am
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- 74 Custom 100 with only 451DCV on the plates???
by clusterstudios on Fri Aug 06, 2010 8:16 pm
- 7 Replies
- 103 Views
- Last post by clusterstudios
on Sat Aug 07, 2010 8:04 pm
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- DR103 BIAS question
by pet0r on Tue Aug 03, 2010 1:32 pm
- 17 Replies
- 187 Views
- Last post by pet0r
on Fri Aug 06, 2010 2:05 pm
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- 16+16, 16+32 or 32+32 ?
by thames on Wed Aug 04, 2010 7:22 pm
- 2 Replies
- 67 Views
- Last post by mhuss
on Thu Aug 05, 2010 1:02 pm
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- Presence pot defective
by thames on Fri Jul 09, 2010 2:29 pm
- 5 Replies
- 123 Views
- Last post by mhuss
on Thu Aug 05, 2010 12:59 pm
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- fizzy sound (late 70s 504)
by thames on Thu Jul 22, 2010 2:47 am
- 3 Replies
- 125 Views
- Last post by mhuss
on Mon Aug 02, 2010 7:10 pm
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- 1979 DR103 inductor?
by pet0r on Thu Jul 29, 2010 4:58 pm
- 8 Replies
- 132 Views
- Last post by mhuss
on Mon Aug 02, 2010 12:55 pm
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- Wrong resistor?
by pet0r on Fri Jul 30, 2010 8:03 am
- 4 Replies
- 65 Views
- Last post by Dr.HIWATT
on Fri Jul 30, 2010 1:07 pm
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- Took a Chance and Bought DR103 #3449
by mcdyas on Wed May 05, 2010 5:02 pm
- 23 Replies
- 523 Views
- Last post by Dr.HIWATT
on Fri Jul 30, 2010 1:38 am
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- HIWATT DR-201 needs yer help!
by wallofsound on Fri Jul 23, 2010 4:40 pm
- 4 Replies
- 85 Views
- Last post by wallofsound
on Sat Jul 24, 2010 3:13 pm
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- '69 DR504 #675
by Alnico on Mon Jul 19, 2010 9:35 pm
- 3 Replies
- 116 Views
- Last post by Dr.HIWATT
on Tue Jul 20, 2010 11:40 am
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- need a 100k "Radiohm" pot... anybody ?
by thames on Mon Jul 12, 2010 4:59 pm
- 0 Replies
- 60 Views
- Last post by thames
on Mon Jul 12, 2010 4:59 pm
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- Just might have to drive to Iowa....
by ignition on Mon Jul 05, 2010 4:53 am
- 5 Replies
- 106 Views
- Last post by OldSchoolDave
on Mon Jul 05, 2010 9:35 pm
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- What is this wire?
by Krinkle on Sat Jul 03, 2010 4:15 am
- 4 Replies
- 112 Views
- Last post by Krinkle
on Mon Jul 05, 2010 1:57 am
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- Dr 103 amp shot and I dont know what Im looking at
by Hamtone on Wed Jun 02, 2010 3:48 pm
- 9 Replies
- 202 Views
- Last post by OldSchoolDave
on Mon Jun 28, 2010 10:56 pm
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- late '70s 2 input preamp tagboard question
by alschnier on Thu Jun 17, 2010 3:21 pm
- 15 Replies
- 319 Views
- Last post by mhuss
on Fri Jun 25, 2010 2:45 pm
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- 3 Tech Q's : Filter caps and V3A Cathode Cap
by thames on Thu Apr 15, 2010 2:09 pm
- 9 Replies
- 303 Views
- Last post by alschnier
on Thu Jun 17, 2010 2:39 am
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- 1980 DR103 2 inputs
by louis on Sat Jun 12, 2010 2:49 pm
- 3 Replies
- 139 Views
- Last post by theSeeker
on Tue Jun 15, 2010 3:00 am
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- New to Hiwatt
by jrsdws on Sat Mar 20, 2010 1:15 pm
- 41 Replies
- 676 Views
- Last post by Dr.HIWATT
on Wed Jun 09, 2010 1:51 pm
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- Restoration complete (DR505 w/pix)
by thames on Tue Jun 08, 2010 12:02 am
- 3 Replies
- 136 Views
- Last post by mhuss
on Wed Jun 09, 2010 12:48 pm
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- Does anyone know this 103
by Hamtone on Tue Jun 08, 2010 1:04 pm
- 5 Replies
- 132 Views
- Last post by Hamtone
on Wed Jun 09, 2010 2:39 am
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- Anyone here buy this Hiwatt from Capsule Music last month?
by hardasmum on Fri May 07, 2010 5:37 pm
- 1 Replies
- 155 Views
- Last post by Olsvik
on Mon Jun 07, 2010 5:01 pm
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- 1980 Hylight DR103
by Tonic Amps on Tue Feb 16, 2010 12:24 am
- 7 Replies
- 271 Views
- Last post by mhuss
on Tue Jun 01, 2010 11:43 pm
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- Playing With Tubes
by jrsdws on Sat Apr 10, 2010 4:57 pm
- 16 Replies
- 346 Views
- Last post by OldSchoolDave
on Sat May 29, 2010 5:34 pm
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- '73 DR405 - a vintage Hiwatt restoration
by Zells on Fri May 14, 2010 4:56 pm
- 15 Replies
- 318 Views
- Last post by thames
on Fri May 21, 2010 2:52 pm
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- DR504 output impedance : 4-8-16 ohms ?
by thames on Mon May 10, 2010 4:43 pm
- 7 Replies
- 198 Views
- Last post by mhuss
on Wed May 12, 2010 12:46 pm
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- Strange adj bias config w/picture
by thames on Fri Apr 30, 2010 8:56 pm
- 3 Replies
- 186 Views
- Last post by mhuss
on Tue May 04, 2010 12:51 pm
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- DR103 sounds like a broken Hockey stick!
by louis on Thu Apr 15, 2010 3:11 am
- 13 Replies
- 342 Views
- Last post by louis
on Mon May 03, 2010 4:24 am
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- Reverting a modded 73 DR-103 back to stock. Help please!
by clothears on Thu Apr 01, 2010 4:01 am
- 18 Replies
- 405 Views
- Last post by Dr.HIWATT
on Sun Apr 25, 2010 8:00 pm
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- Early DR 103 (bass) on Ebay
by thefatcyclist on Sat Apr 17, 2010 11:48 pm
- 4 Replies
- 266 Views
- Last post by Alnico
on Sun Apr 25, 2010 6:25 pm
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- Score ! My 1st Hiwatt ! 504
by thames on Mon Mar 29, 2010 2:09 pm
- 10 Replies
- 402 Views
- Last post by thames
on Fri Apr 23, 2010 4:52 pm
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- SC105L filter caps
by shakti on Thu Apr 22, 2010 12:21 pm
- 3 Replies
- 147 Views
- Last post by shakti
on Fri Apr 23, 2010 1:57 pm
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- Considering this vintage DR103...
by shakti on Sun Apr 11, 2010 8:16 pm
- 3 Replies
- 205 Views
- Last post by Dr.HIWATT
on Mon Apr 12, 2010 12:50 pm
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- Restoration : first steps ?
by thames on Wed Apr 07, 2010 5:01 pm
- 3 Replies
- 209 Views
- Last post by Dr.HIWATT
on Thu Apr 08, 2010 10:37 pm
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- DR504 s/n 424
by Alnico on Sun Apr 04, 2010 5:50 pm
- 8 Replies
- 241 Views
- Last post by OldSchoolDave
on Mon Apr 05, 2010 7:47 pm
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- Late 70s DR504 preamp layout, anyone ?
by thames on Wed Mar 31, 2010 7:08 pm
- 0 Replies
- 138 Views
- Last post by thames
on Wed Mar 31, 2010 7:08 pm
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- Bias and plate voltage measurements.....
by JeffreyC on Sat Feb 06, 2010 2:04 am
- 26 Replies
- 802 Views
- Last post by JeffreyC
on Thu Mar 25, 2010 2:28 pm
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- DR 103 ,NO SOUND!
by louis on Tue Mar 09, 2010 3:35 pm
- 5 Replies
- 188 Views
- Last post by mhuss
on Wed Mar 10, 2010 1:54 pm
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- Amp and Cab Serial Numbers
by mhuss on Fri Feb 19, 2010 3:53 am
- 4 Replies
- 261 Views
- Last post by Dr.HIWATT
on Tue Mar 09, 2010 3:07 am
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- Repro Metal Logo?
by Alnico on Tue Mar 02, 2010 9:42 pm
- 2 Replies
- 197 Views
- Last post by Alnico
on Sun Mar 07, 2010 7:45 pm
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- #14765 on eBay
by Tonic Amps on Mon Feb 22, 2010 9:38 pm
- 2 Replies
- 211 Views
- Last post by Tonic Amps
on Tue Feb 23, 2010 2:46 am
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- Dave Reeve's design mistake!
by mhuss on Wed May 07, 2008 3:57 am
- 47 Replies
- 2026 Views
- Last post by mhuss
on Thu Feb 18, 2010 6:45 pm
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- DR201 Cap Job
by ThunderOne on Mon Feb 15, 2010 6:00 pm
- 2 Replies
- 165 Views
- Last post by Dr.HIWATT
on Mon Feb 15, 2010 6:33 pm
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- 1974 DR504 evaluation
by alschnier on Mon Feb 15, 2010 2:02 pm
- 7 Replies
- 183 Views
- Last post by Dr.HIWATT
on Mon Feb 15, 2010 5:57 pm
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- Value of a 1972 DR504 - Help Please!
by hardasmum on Thu Feb 11, 2010 7:29 pm
- 13 Replies
- 220 Views
- Last post by jcmh1
on Sat Feb 13, 2010 12:45 am
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