[78-L] Steel needles
Des Gaull
sirdesmond at bordernet.com.au.invalid
Sun Aug 21 21:01:32 PDT 2016
On 8/22/2016 12:57 PM, Ron L'Herault wrote:
> in an article by Wakeman about shellac on the Antique Phonograph Society
> page
> he states:
>
> RCA Victor introduced the first crystal pickup phonograph models in 1936. In
> addition to being light weight, the crystals were inexpensive and convenient
> to install. They also permitted the use of semi-permanent sapphire and
> diamond styli and softer shellac records. Layers of thin quartz crystals can
> produce similar electric potentials. Later certain ceramics formed with
> metallic oxides were developed to have greatly improved piezoelectric
> properties.
>
> Full article here:
>
> http://www.antiquephono.org/the-origin-many-uses-of-shellac-by-r-j-wakeman/
>
> Ron L
>
> -----Original Message-----
> From: 78-l-bounces at klickitat.78online.com
> [mailto:78-l-bounces at klickitat.78online.com] On Behalf Of Rodger Holtin 78-L
> Sent: Sunday, August 21, 2016 10:47 PM
> To: 78-L Mail List
> Subject: Re: [78-L] Steel needles
>
>
> So, OK, how far back was that? Prewar?
>
> On a related topic what kind of needles were used on Vdisc players?
>
> Sent from my iPhone, which explainz any bad typjng and nonsensical word
> choices.
>
>> On Aug 21, 2016, at 9:30 PM, Ron L'Herault <lherault at verizon.net.invalid>
> wrote:
>>
>> I think they came in around the same time that the rochelle salt crystal
>> pick ups came in. The lighter pick ups would have made the use of a slow
>> wearing stylus possible.
>>
>> Ron L
>>
>> -----Original Message-----
>> From: 78-l-bounces at klickitat.78online.com
>> [mailto:78-l-bounces at klickitat.78online.com] On Behalf Of Rodger
>> Holtin 78-L
>> Sent: Sunday, August 21, 2016 9:29 PM
>> To: 78-List
>> Subject: [78-L] Steel needles
>>
>>
>> I know that up through the Orthophonic Victrola and earliest Electrola
>> models the old straight shank steel needles were the standard.
>>
>> At what point did they introduce the "semi-permanent" needles that I
>> remember from the early Fifties? They looked kinda like a dog leg and
>> I wore out a lot of them. When the record sounded fuzzy it was time to
>> change the needle.
>>
>> Still have many of the records I played that way and I assume only the
>> lighter weight of the pickups then was my only saving grace or they'd
>> surely have been ruined and they aren't.
>>
>> Rodger
>>
>> Sent from my iPhone, which explainz any bad typjng and nonsensical
>> word choices.
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Yes I remember in the 60's I had a crysler radio gram given to me as I
was collecting 78's as I only had a gramophone at the time & I remeber
using the dog leg type saphire needle to try out & I only used it once
because it cut into the 78 & after that I only used the normal 78 steel
needle. The pickup I had was the heavy megnetic type used in the early
pickups of coarse later when I left school I bought a proper radio gram
with the light weight 3 speed player.
regards Des Gaull
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