Thank you, one and all. It turns out that my problems were with *two*
antique integrated amplifiers in the input connections to phono that I
had been using. I bought a stand-alone preamp and bypassed both of them.
Everything works fine now.
On 11/23/2010 3:45 PM, Tom Fine wrote:
> Why would you want to buy a new turntable? This is a signal-wires
> problem you're describing.
> Sounds to me like your "extension cable" has a damaged or worn out
> connector. If you mean you are plugging the Technics-supplied RCA
> males into an RCA-to-RCA extender cable, then the suspect would be the
> female connectors on the extension cable. If you mean you are plugging
> directly into a preamp, then the suspect is the Technics RCA males or
> the preamp's female RCA sockets. Technics (and all other Japanese
> turntable makers from that era) were not known for steller cabling or
> RCA plugs.
> My suggestion is get a buddy who knows something about tracing out
> signal cables to take a look at things. It's some loose connector or
> damaged connector, it has nothing to do with whether the turntable
> itself works or not. If your buddy is handy with a soldering iron,
> he'll be able to fix a broken connector.
> -- Tom Fine
> ----- Original Message ----- From: "Frank Forman"
> <[log in to unmask]>
> To: <[log in to unmask]>
> Sent: Tuesday, November 23, 2010 3:11 PM
> Subject: [ARSCLIST] Technics SL-1500MK2 Problems
>> Frank Forman here. You know me either personally or from my ARSC
>> Journal discographies, one with Kenzo Amoh on Eygeny Mravinsky and
>> the other, a three-part article on acoustic chamber music sets.
>> I inherited a Technics SL-1500MK2 workhorse turntable from the late
>> Allen Mackler after he got such an overdose of music working at
>> WETA-FM, in the DC area, where both of us lived, that he abandoned
>> music altogether, despite having a splendid collection of classical
>> 78s and LPs.
>> It worked splendidly for a long time, but now one or the other
>> channels goes out randomly. The problem can't be frayed wires, for I
>> need merely unplug and replug the extension cable to the cable that
>> comes out of the unit, and the sound comes back in correctly, but
>> only for a while, a decreasing while over the years.
>> I downloaded a manual (not a step-by-step instruction guide but
>> rather a set of exploded diagrams and a parts list) off the Web, and
>> it seems to me that all the fancy electronics in the turntable is
>> given over entirely to speed control, not to the matter of the sound
>> from the needle to the shell down the tone arm, and out of the unit
>> with a pair of RCA-type male plugs, which plug into my integrated
>> Best would be to get the turntable fixed (and not buy a used one on
>> eBay, which goes for $600-$800), but barring that I'd like
>> recommendations on a turntable that is "good enough" for me to make
>> transfers to my computer, using a little box called INport, into
>> which I use RCA-type plugs from the tape output of the amp on one end
>> and a USB port to go into my computer on the other end. What is vital
>> is that I be able to use two needles, one a 1 mil conical needle and
>> the other a 0.7 mil elliptical one.
>> Ion's USB turntables seem all to come with a cartridge that is a
>> fixed part of the tone arm, so it seems I'll need a different brand
>> of turntable. Since I have the INport box, I don't need a turntable
>> that is USB-ready. I'll have no further use for a turntable after I
>> have made computer files of my remaining LPs, so please don't
>> recommend anything expensive, like over $200.