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Antique Hi-Fi Archive

Yard-Sale Speaker Spotter’s Guide: 2: KLH

Today: part two of our series on the higher-end of widely available vintage hifi speakers: KLH.  Despite their very generic, un-hip look, these KLH units really surprise me with their sound.  IMHO they sound a lot better and a lot more modern than the JBLs of the same period.  Plus they have woven clothe surrounds so they are a lot less likely to need any servicing.  I have personally encountered some units that had bad crossover caps, so if you get a pair and there’s no tweeter action…  it might be the cap.  I recommend this brand of cap for replacement.  Good price/performance value.  Some of these KLH models were also available (with a different numerical designation) as part of a 3-peice-set including an amp/tuner/phono combo unit.

Above: KLH Model Five, Six, Twenty-Three, Twenty-Eight, Twenty-One, Seventeen, Thirty-Two, and Thirty-One.  

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Antique Hi-Fi Archive

Yard-Sale Speaker Spotter’s Guide: 1: JBL

JBLs ‘in-the-studio.’  Seriously tho you wouldn’t want to use these in an actual recording studio these days, trust me I’ve tried.

This week at PS dot com…  a collection of the better-sort of home hifi speakers that can turn up for $10 – $30 at yard sales in the local posh suburb.  Aside from some of the larger ‘marquee’ models, I think i’ve come across pretty much all of these at one point or another…  And remember, don’t be afraid of disintegrated foam surrounds on old woofers…  a $40 re-foam kit from Orange County Speaker and about 2 hours of your time is all it takes to bring most of these things back.  Scared me the first time too, but shit now I get to watch TV with a $1700 pair of Dahlquists that cost me all of $35.

Above, JBL Flair L45, Century L100, Decade L26, L88 Plus, Studio Master L200.

And last but not least… The L25 Prima!  JBL’s plastic-cased speakers circa 1974.  With optional coordinated record-bins.  This one’s for you MT.  You still got these things? 

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Recording Studio History Uncategorized

An opinon piece that laments the ‘good old days’ of old-school music production (1958)

Download a four-page article from “High Fidelity Music at Home” (yes this was the title of an ancient magazine…) circa 1958 on the subject of Oh How Things Have Changed (in Jazz recording):

DOWNLOAD: HFMAH-5804-Jass_Band

Yeah yeah sure DAWs have changed music, MP3, etc., etc…  but how about electricity? I recently started reading a couple of books from Mainspring Press on the subject of “Recording the Twenties” and “Recording the Thirties.”  It’s a little tough for me to get through owing to the fact that I have no interest in the vast majority of music that the author discusses, but shit if I am going to sit here and harp on and on about audio history, maybe I should have some of the facts straight?  NEways…  some interesting stuff for sure.  I bought an old spring-powered Victrola for a few bucks at an auction last week and ran some 78s on it… it sure didn’t sound great but music came out.  Music made and recorded without the benefit of microphones, speakers, wires, or electricity.  Crazy right?

A “Jass” session for Gennet Records circa 1923.  All of the sound happening in that room vibrates a small metal diaphragm located somewhere down in the bowels of that wall-mounted horn; this diaphragm is mechanically coupled to a needle that cuts a varying groove into a spinning disc.  A record is made.

A Jazz session circa 1958.  The sounds happening in that room vibrate thin polyester diaphragms inside all of those microphones; a particular instrument’s proximity to a particular ‘mic’ determines to what degree that ‘mic’ will pick up that instrument rather than the others.  Electrical signals flow from each mic to an audio-mixing panel where the various signals can be combined or rejected to the taste of those with appropriate authority in the mixing-room.  Eventually, a record is made.

The only thing that we can count on as music-production professionals is change.  Market forces drive change.  The tastes and talents of the young, both music consumers and makers, drive change.   Just get the job done and make the music feel powerful.  Shit, I plugged my iphone into the HD3 system today to provide a quick synthesis source for a vocoder part and I’m not ashamed.  The MS20 was just too far across the studio for me to bother with.   As the author of the above-posted essay correctly states: “While we must encourage engineers to improve recording and reproducing equipment… the great enjoyment of music comes from understanding its aesthetic beauty, rather than concern with the techniques by which music is produced.”

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Magnetic Film Recording (1953)

The Hallen Corp magnetic film-recorder circa 1953.  A bargain at $13,000! (adjusted for inflation)

The Stancil-Hoffman magnetic-film recorder circa 1953.

Everyone (that reads this website…) is aware that magnetic wire recording gave way to magnetic tape recording, which gave way to magnetic discs, which are currently being slowly phased-out in favor of motionless ‘solid-state’ memory (via i-am-typing-this-on-maybe-my-last-macbook-that-will-have-a-spinning-harddrive).  Progress is rarely purely sequential though, and just as there was the short-lived metal-tape recorder of the 1930s (see this previous post for info), the Ampex/Magnecord dominated early magnetic-tape era was challenged (for fidelity, at least) by magnetic film recorders.  Aside from their heavy endorsement from Fine Recording, I don’t know much about these machines.  Are any still in use?  What made them superior to magnetic tape, and why?  Let us know…

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Antique Hi-Fi Archive

Jensen Explains Your High Fidelity Music System! (1953)

Download an eleven-page article from IST, September 1953, on the subject of “Your High Fidelity Music system!”

DOWNLOAD: IST-1953-09-Jensen-Your_High_Fidelity_Music_System

Glorious, glorious mono.   And so much assembly/work to be done by the user!  I was at a yard sale this past weekend… do I even need to mention this point… lured there by the promise of “Audio equipment.”  This equipment turned out to be a bunch of radio shack garbage circa 1980 and a pair of overpriced BOSE speakers (btw have you seen the T+E bit where they mock BOSE?  Amazing…).  As I was leaving I noticed a pair of circa 1955 full-range DIY’d corner speakers in the 30-yard container outside.  Trash, apparently.  I was invited to pull them out and turns out that they had GE full-range 1201A 12″ broadcast drivers in them.

Above, from the GE “Audio Data Book” circa 1955

The cabinets are ever so slightly different in construction, which led to me to believe that this enterprising man built one, and then the 2nd, once the Stereo Age was upon him.  I salute you, sir…  Anyhow, brought ’em home and the speakers sound good, INSANELY loud with minimal wattage.   Put on some Thomas F Browne and it was fantastic.  Strange thing is: there must have been an installer or shop in this area that was really pushing these 1201As back in the day as these are the 3rd and 4th that I have turned up in this county in just the past two years.

Above, maybe poor apparel choice for soldering-times.  What is that outfit even?  Was that swim-wear?  Enjoy the article.

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Uncategorized

1975: Record Yourself

I think I will, thanks…

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Turn your turntable into a tape machine! (1952)

From the pages of AUDIO ENGINEERING, ’52: the Presto TL-10.

Next in this series: Turn your tape machine into a CD Player!   Followed by… oh shit then it’s the end of physical recorded music media.

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Speak-o-phone: Turn your PA amp into a record-cutter! (1940)

Records on Acetate or Aluminum discs!  Click here for more info on this early recording service/hardware manufacturer.  

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Popular Science: Basic Radio Techniques c. 1946

Nothing too notable in this book; just love the cover graphic.

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1943: A Dictionary of Radio Terms

From “A Dictionary of Radio Terms,” published by the Allied Radio Corp., 1943.