audax rh5 diy repair assistance?

This is where record cutters raise questions about cutting, and trade wisdom and experiment results. We love Scully, Neumann, Presto, & Rek-O-Kut lathes and Wilcox-Gay Recordios (among others). We are excited by the various modern pro and semi-pro systems, too, in production and development. We use strange, extinct disc-based dictation machines. And other stuff, too.

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folk
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Location: portland

audax rh5 diy repair assistance?

Post: # 15360Unread post folk
Wed Jun 15, 2011 10:59 pm

Our recording is dull and quite and my only guess is that the problem is the cutterhead. On top of that we were doing some experimenting in trying to get the thing functional, sent too much signal into it (foolishly waaaaay overamplified), and the damn thing started smoking. ugh
all we wanna do is cut some records.
I wouldn't mind sending it to someone but the only person I found got a bad review here saying it took 6 months to be returned and was untouched with a note that said he couldn't fix it.
I'm pretty well versed in fixing things up and working with electronics and wondering if it's feasible for me to do myself.
If so, can anyone help me out, point me in the right direction or lead me through the process?
You help would be greatly appreciated.

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Aussie0zborn
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Post: # 15364Unread post Aussie0zborn
Thu Jun 16, 2011 8:58 am

Could it be your stylus is dead or its not mounted properly? Is the cutterhead capable of cutting the high fidelity sound you are expecting?

I think the repair guy who got a bad rap here has only ever had that one bad rap. I have never dealt with the guy but from what I've read he is quite the authority on these things and the "go to" man in the USA. Others have praised his work. You might check it out further. Good luck with it.

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JayDC
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Post: # 15377Unread post JayDC
Thu Jun 16, 2011 3:43 pm

gib fixes presto stuff well, and lesser cutters.. astatic and stuff..

I sent sent him an ol' RCA head, and he broke it [ snapped a tension bar ].. It never sounded right again.. good ting I didn't sell my presto head..

at first you always ting you blew da head.. my experience says you can push dem ol' non feedback mono heads pretty far w/o killin' dem..

a fuse dun hurt, and gives you a piece of mind..

aussie is probably right, bad stylus will make it sound like shit, for sure..

at first, tink user error.. if you try everyting to correct said error, wit no results.. den you being to question equipment..

I dunno if he will do it, but i bet markrob could fix it.. if it was actually dead, and he has time..

I'll never send anyting for an impedance change to gib again. Don't fix wat aint broken, just learn ow to use it.
generally its for reproduction.. but i like to play wif it sometimes.. :P

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petermontg
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Post: # 15382Unread post petermontg
Fri Jun 17, 2011 7:02 am

JayDC wrote: a fuse dun hurt, and gives you a piece of mind.. .

where abouts do you place your fuse??
Peter Montgomery
+353(0)894926271
peter(at)petermontgomerymastering.com

Stereo cutter head wanted. Send email or smoke signals.

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d1rk
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fuse

Post: # 15384Unread post d1rk
Fri Jun 17, 2011 11:56 am

splice it into one of the wires
-------------------[fuse]------------[||||]O
--------------------------------------[||||]O

Do it for sure! I blew a few fuse so far, glad to have them there.

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Aussie0zborn
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Post: # 15395Unread post Aussie0zborn
Sat Jun 18, 2011 10:18 am

JayDC wrote:gib fixes presto stuff well, and lesser cutters.. astatic and stuff..

I sent sent him an ol' RCA head, and he broke it [ snapped a tension bar ].. It never sounded right again.. good ting I didn't sell my presto head..

at first you always ting you blew da head.. my experience says you can push dem ol' non feedback mono heads pretty far w/o killin' dem..

a fuse dun hurt, and gives you a piece of mind..

aussie is probably right, bad stylus will make it sound like shit, for sure..

at first, tink user error.. if you try everyting to correct said error, wit no results.. den you being to question equipment..

I dunno if he will do it, but i bet markrob could fix it.. if it was actually dead, and he has time..

I'll never send anyting for an impedance change to gib again. Don't fix wat aint broken, just learn ow to use it.
Jay, are you using an online Rap Translator or something? Not everyone here has English as their first language so how about we stick to the plain English that everyone understands?

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JayDC
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Post: # 15396Unread post JayDC
Sat Jun 18, 2011 11:04 am

Jay, are you using an online Rap Translator or something? Not everyone here has English as their first language so how about we stick to the plain English that everyone understands?
LOL...
I'm missing so many keys on my laptop, and talking to so many younger girls.. I forgot where I was :oops:

and since when can't YOU read english, even a so drunk and broken version of it..
generally its for reproduction.. but i like to play wif it sometimes.. :P

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Jccc
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Re: fuse

Post: # 15400Unread post Jccc
Sat Jun 18, 2011 1:13 pm

d1rk wrote:splice it into one of the wires
-------------------[fuse]------------[||||]O
--------------------------------------[||||]O

Do it for sure! I blew a few fuse so far, glad to have them there.

Sorry to sound like a noob but what kind of fuse do i buy? As i am interested in doing this to my cutting head.
Could i just buy it at home depot?

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JayDC
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Post: # 15404Unread post JayDC
Sat Jun 18, 2011 5:44 pm

1/2 amp slow blowing is what I use. Radio Shack pn: 270-1061
generally its for reproduction.. but i like to play wif it sometimes.. :P

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Jccc
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Post: # 15406Unread post Jccc
Sun Jun 19, 2011 2:41 am

Thank you for showing me what fuse to get.

I just got one more question. How do i connect the fuse to the wire? I saw the diagram that d1rk posted.

Do i solder the actual fuse with the glass to the wire? or do i take the little wire out of the glass casing and then connect it.

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JayDC
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Post: # 15409Unread post JayDC
Sun Jun 19, 2011 3:40 am

wait wat :shock:

no no no, ur doing it wrong...


get a fuse holder for that type of fuse at radio shack... then splice it, or solder it to either wire on the head..

the wire wit da fuse plugs into the [ - ] terminal of the amp. doesn't matter wat wire u put the fuse on tho, until after you fuse da wire..
generally its for reproduction.. but i like to play wif it sometimes.. :P

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Jccc
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Post: # 15410Unread post Jccc
Sun Jun 19, 2011 3:50 am

Thanks so much! i would have never figured that out.

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JayDC
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Post: # 15418Unread post JayDC
Sun Jun 19, 2011 1:59 pm

Jccc wrote:Thanks so much! i would have never figured that out.
np.. we all start this way.. unless you got 30,000 for lyrec
generally its for reproduction.. but i like to play wif it sometimes.. :P

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petermontg
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Location: Ireland.

Re: fuse

Post: # 15463Unread post petermontg
Tue Jun 21, 2011 7:39 am

d1rk wrote:splice it into one of the wires
-------------------[fuse]------------[||||]O
--------------------------------------[||||]O

Do it for sure! I blew a few fuse so far, glad to have them there.
cool beans, thanks.
Peter Montgomery
+353(0)894926271
peter(at)petermontgomerymastering.com

Stereo cutter head wanted. Send email or smoke signals.

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d1rk
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Post: # 15489Unread post d1rk
Tue Jun 21, 2011 6:35 pm

Hey aussie thats not "rap" talk sir.

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Steve E.
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Post: # 15492Unread post Steve E.
Tue Jun 21, 2011 7:59 pm

JayDC wrote:
Jay, are you using an online Rap Translator or something? Not everyone here has English as their first language so how about we stick to the plain English that everyone understands?
LOL...
I'm missing so many keys on my laptop, and talking to so many younger girls.. I forgot where I was :oops:

and since when can't YOU read english, even a so drunk and broken version of it..
:D

I do hear that young girls love the "rap" talk ... maybe if we use more "rap" talk we will get more gender equality on this forum.

Seriously, how many females are on here, participating? probably a topic for another thread....

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JayDC
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Post: # 15508Unread post JayDC
Wed Jun 22, 2011 2:27 am

Steve E. wrote:probably a topic for another thread....
one very empty thread, LOL :lol:
generally its for reproduction.. but i like to play wif it sometimes.. :P

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maniman
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Location: Barcelona , Spain

Post: # 15511Unread post maniman
Wed Jun 22, 2011 4:20 am

Steve E. wrote: Seriously, how many females are on here, participating? probably a topic for another thread....
I know at least 1 , but sure others are reading.
Very Busy days , some cutting works at least , soon online again

We must promote the use and abuse of vinyl records.

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petermontg
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Location: Ireland.

Post: # 16677Unread post petermontg
Tue Oct 11, 2011 9:53 am

how did the repair go, am looking to give mine a service.

did you end up rewinding??
Peter Montgomery
+353(0)894926271
peter(at)petermontgomerymastering.com

Stereo cutter head wanted. Send email or smoke signals.

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d
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Joined: Thu Oct 05, 2006 7:42 am
Location: Lithuania

Post: # 16745Unread post d
Sun Oct 16, 2011 1:56 pm

i have got blown mine. it was h-4 audax.

the problem was that the support was holding on very old rubber. it just stopped cutter to vibrate. First I didn't knew that and gave too much power like you did.

rewinded by myself without any problem to 8 ohm's. changes the rubbers I had. The sound went up quite nicely but haven't tried after I got another cutterhead.

So there should be no big problems to fix it

p.s. when the coil burned it fired up the coil holder, so i had to do it from the scratch. took a sheet of glass textolite 0.2mm i think and with epoxy glues the holder.
_______

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