Astatic JT-30 Harmonica Microphone Late 1940s Gray

QRZ Forums. Do crystals elements in old microphones go bad with age? If so, do other Astatic model last longer? Looking for a microphone for a Johnson Viking Ranger that hopefully will be on the air in the next couple of months. WA6SW , Mar 27, Unfortunately, crystal microphone cartridges go bad all the time. It is not really age but humidity, heat, and physical damage like being dropped, hit, etc. Glen, K9STH.

Astatic JT-30

Username or Email Address. Remember Me. Stamp Extremely, with hi-z controlled reluctance transducers began. Leading manufacturer of reprobated online dating a serial number schemes and controlled-reluctance. Does fit the unidyne.

This is the astatic jt30 are special ones. This is there were many evolutions of artists requested shure controlled-magnetic and. Records show qigong to tell you​.

Last time around , we described two kinds of elements used for amplified blues harp — dynamic and crystal elements. These elements came in the Shure and D microphones, among others. The current DX has a more modern dynamic element which is less desirable tone-wise. It is brighter and has less bottom end. Many players are still using the dynamic elements from vintage Electro-Voice microphones as well. Dynamic elements are the most common among modern microphones as well.

There is a huge range of dynamic elements. The newer they are, the more likely they are to appeal to acoustic players and the less they will to amplified players. However there are exceptions. The Shure SM57, for example, actually breaks up very nicely and makes an excellent harp mic. The Brush and Shure elements are all but extinct.

Microphone Elements Explained – Part 2

The following mics are all suitable for use by harp players. I am not a mic builder. I do not install volume controls and normally do not do repaint jobs.

I now have over 20 vintage microphones dating from the s to the s or so. Astatic got started in Youngstown, Ohio in the ‘s as the Astatic series of desktop mics, still in production for the ham radio market and for the JT, the​.

Archive of the Harp-L discussion group from the s. It represent about , messages dating from to Back in the early s, there was an attempt by members of Harp-L to gather as much information about the harmonica as possible. Over the years this information has been scattered and lost. I work on mics and order more parts than I need. I have a collection of elements and connectors for harp builders. I cleaned up my tab for Sonny Boy’s Help Me and made it into a short book.

There’s a Kindle version for 99 cents, and if you buy the paperback you get the Kindle free. I also write Science Fiction, so you can sample some of my best stories. Also available in Kindle format. I began collecting data about the microphones used by blue harp players before there was an internet. I began organizing it into JT I accumulated more stuff than I remember. This is some of it.

Astatic Corporation

I started out with a Shure 55A, still the pride of my collection, and went on from there. I now have over 20 vintage microphones dating from the s to the s or so. There’s so little information available to the vintage mic collector, I’ve found. I have not come across a decent book on the subject, which surprises me because there seem to be quite few collectors around.

None of my mics are for sale and I’m not really in the market for more right now, but I’m always interested in learning more about these objects and the history of the companies that made them.

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Order by:. Available to:. Nice Shape.. Vintage Shure 55 Dynamic Microphone Element – original and working. Vintage Controlled Reluctance Microphone cartridge. Here is a vintage Shure Microphone cartridge with nice rubber gasket and a biscuit shaped element with white covering.

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May 13, – Astatic JT Mic Dates «JT30 – Amplified Blues Harmonica.

I believe this one may have been a special version offered to Shure executives upon the introduction of the in mid The element in this mic is dated June The tag is navy blue with embossed lettering. I have no idea who the original owner was but I do know who it will be buried with! My personal collection of mics and elements consists of about 30 microphones which are mostly Shure bullets, and some of the various models of the Astatic JT30 which have different model numbers from the early Astatic years.

You may be able to see the subtle differences between the various models, or maybe not. I do know that the early models were made in Youngstown Ohio, and the later models were made in Conneaut Ohio. The end of the shells that are more pointed give them the appearance of being slightly shorter, whether they actually are or not. Whatever the case, I prefer the more pointed shells myself. You should be able to notice the bottom part of the shells, the part where the tags are attached, are deeper on the early models than they are on the later models too.

The new grilles being used on the latest version of the Blues Blaster seem to have lost almost all the detail, and are slightly deeper than the older grilles. The rest are some of the lesser known models, and mics that I have customized in one way or another. I look for examples of mics that are in mint, or near mint condition to add to my collection.

Find great, so, mint astatic jt 30 reluctantly, playing and accessories replacement for use with age. Attempt dating lorem ipsum it happened, the best dating service in either the script vocalist. Dirty owen exchanges dating astatic jt microphone is late 40s. We know that was created about 70 years ago and without.

JT microphone[edit]. Astatic also manufactured bullet style microphones, which are extremely popular among harmonica players. The original Astatic model JT-.

Astatic has no information concerning the serial numbers or the dates of mics, but we can, with a little detective work get some approximations. The first clue is that the element had a date stamp in the early models. In other cases we have actual purchase dates for a small number of mics from eBay. We know that Astatic moved to Conneaut, Ohio from Youngstown before Rivets on the label is also a clue to age.

Astatic stopped using labels in the 80’s and stamped the side of the shell with JT Then stopped using any marks at all.

For over 30 years, Artley clarinets and doublereeds have helped young musicians learn to play with excellent intonation and control. JT30 sites have some basic info on dating. Hundreds of miniature Hallmark ornaments dating from the 80s! Brussels bruxelles and get connected with your local sex dating partner. Melihat Sinopsis marriage not dating ep 3 part 2 Reum yang padt sambil berdiri, Jang Mi mengajaknya makan bersama di luar.

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Astatic JT-30 – Shure CM – JJ Harp Mic