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Author Topic:  I Love Toys
Rick Aiello


From:
Berryville, VA USA
Post  Posted 25 May 2006 1:58 pm    
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And what makes today's toy extra sweet ... besides the ... buzz/hum free performance ...
field coil speaker tone ... black wrinkle paint ... and no volume/tone simplicity ...

Is it came from my buddy Dennis (he was at the "Summit") ... one of my local friends who is a certified Fender Amp man ... so it has all the safety features already in place.

He also fixed and brought over my Magnasync Moviola ... which took a major Dumpola about 2 mths ago ...

I'm beginnin' to see why my wife is so into all that matching stuff (pants & shirts, baby clothes, etc)...





Truly a marvelous sounding amp ...

All's I need now ... is a new leather handle ...


New "Slant of the Week" is up

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Slants of the Week
Hawaiian Steel Stuff
The Casteels



[This message was edited by Rick Aiello on 25 May 2006 at 03:07 PM.]

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Jeff Au Hoy


From:
Honolulu, Hawai'i
Post  Posted 25 May 2006 2:07 pm    
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Wow! With the metal frame, the amp looks like it gushes that Dick McIntire thru-a-parking-cone tone!
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Mike Ruffin

 

From:
El Paso, Texas, USA
Post  Posted 25 May 2006 2:09 pm    
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Rick

Are those 300B tubes? That should sound awesome!
BTW, I received my blue Cruztone with your PU in it and it sounds really sweet.
Thanks!

Mike
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Gerald Ross


From:
Ann Arbor, Michigan, USA
Post  Posted 25 May 2006 2:11 pm    
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Rick,

What type of water sealant are you using on that deck?

Really, good find, nice amp.

------------------
Gerald Ross
'Northwest Ann Arbor, Michigan's King Of The Hawaiian Steel Guitar'



CEO, CIO, CFO - UkeTone Records
Gerald's Fingerstyle Guitar Website
Board of Directors Hawaiian Steel Guitar Association

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Rick Batey

 

Post  Posted 25 May 2006 3:02 pm    
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...

Last edited by Rick Batey on 10 Jan 2009 7:20 pm; edited 1 time in total
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Keith Cordell


From:
San Diego
Post  Posted 25 May 2006 4:06 pm    
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I have a handle for you Rick. Shoot me an email
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Jeff Strouse


From:
Jacksonville, Florida, USA
Post  Posted 25 May 2006 7:02 pm    
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Very cool!
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Harry Dietrich


From:
Robesonia, Pennsylvania, USA, R.I.P.
Post  Posted 25 May 2006 9:00 pm    
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It would be neat to have that just to watch the tubes light up. I'll bet the back looks great in the dark. You're going to have to do some nightime playing downstairs with the lights off.

Harry
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George Manno

 

From:
chicago
Post  Posted 26 May 2006 2:25 am    
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Did I mention that my birthday is coming up?


G
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Rick Aiello


From:
Berryville, VA USA
Post  Posted 26 May 2006 4:22 am    
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Thanks y'all ...

Mike ... the tubes are (left to right: in the above photo) ...

RCA Radiotron ... 80, 47, 53 & another 47 behind the 53.

Gerald ... that would be Olympic Maximum ... same as the logs ... told you the Mrs. was into "matching" ...

Rick ... I have a 1937 RIC brochure that has the advertisement for the Silver Hawaiian steel guitar with amp ... and thats the amp ... $100. So you seem to be right on the money ... ... the D14 is from 1938.

Keith ... email away ...

------------------

Slants of the Week
Hawaiian Steel Stuff
The Casteels



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Randy Reeves


From:
LaCrosse, Wisconsin, USA
Post  Posted 26 May 2006 4:38 am    
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Ric. I have a handle. just send that amp up my way and I will eventually get one on there
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George Keoki Lake


From:
Edmonton, AB., Canada
Post  Posted 26 May 2006 8:55 am    
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ahhh, for the good old days! I had an amp with a couple of 6L6 tubes and it sure had a warm sound. That amp of yours must have a very similar sound reflecting the era of McIntire, et al. Problem was, tubes eventually wore out when you least expected.
http://www3.telus.net/public/lake_r/

[This message was edited by George Keoki Lake on 26 May 2006 at 09:56 AM.]

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Blake Hawkins


From:
Florida
Post  Posted 26 May 2006 9:16 am    
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The type 80 is the rectifier.
The two type 47 tubes are the power amplifiers. Good for about 4 watts out at maybe 5% distortion.
The 53 is a dual triode. Probably half is used for a pre amp and the other half as a phase inverter.

Blake
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Bill Creller

 

From:
Saginaw, Michigan, USA (deceased)
Post  Posted 26 May 2006 6:43 pm    
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Rick, that power transformer is MASSIVE!
My best sounding amp has a field coil speaker, and it's too bad they aren't built anymore.
Really cool amp!
Is that a Rick logo plate on the top of the amp cabinet?

[This message was edited by Bill Creller on 26 May 2006 at 07:45 PM.]

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Gerald Ross


From:
Ann Arbor, Michigan, USA
Post  Posted 26 May 2006 6:58 pm    
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What is a field coil speaker?

------------------
Gerald Ross
'Northwest Ann Arbor, Michigan's King Of The Hawaiian Steel Guitar'



CEO, CIO, CFO - UkeTone Records
Gerald's Fingerstyle Guitar Website
Board of Directors Hawaiian Steel Guitar Association

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Rick Aiello


From:
Berryville, VA USA
Post  Posted 27 May 2006 3:34 am    
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Before permanent magnets ... ie alnico, ferrite (ceramic) ... speakers used an "electromagnet" to generate the needed magnetic field.

DC current is sent thru this "coil" ... producing quite a strong flux density.

In alnico/ceramic speakers ... there is a slight decrease in magnetic strength when the speaker vibrates ... causing a slight decrease in "response/performance."

Field coils produce flux densities much higher than their permanent magnet "offspring" ... so the vibrations of the speaker itself ... have much less affect on the field strength (relatively speaking ... ... )

That's why ... in my opinion ... neodymium-iron-boron based speakers are an excellent alternative to the alnico/ceramic speakers ... because of the extremely high flux density they are capable of delivering.

Plus they are much smaller per unit strength ... ie: lighter speakers. And they don't need their own DC power source ...

Sorry you asked ...

And yep Bill ... that's a "shield" logo on the top. I saw one go for over $100 once on Ebay ... ...

------------------

Slants of the Week
Hawaiian Steel Stuff
The Casteels


[This message was edited by Rick Aiello on 27 May 2006 at 06:32 AM.]

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Mike Neer


From:
NJ
Post  Posted 27 May 2006 5:50 am    
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Nice score, man! You know I love those old amps.

------------------
www.mikeneer.com

Mike Neer on MySpace

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John Billings


From:
Ohio, USA
Post  Posted 27 May 2006 12:51 pm    
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GKL, I have a Gibson BR-1 amp that has two 6L6's and a field-coil speaker. Great sounding amp.
Rick,,,,,,too cool!
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Robert Leaman


From:
Murphy, North Carolina, USA
Post  Posted 27 May 2006 1:55 pm    
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There is another benefit with a field coil speaker. The speaker certainly needs a magnetic field and this is provided by an electro-magnet with many turns and very high inductance. The high inductance also acts as a DC choke (inductor) for the high voltage (B+) rectifier and reduces hot switching current for the dual-diode 80 rectifier and helps to reduce high voltage ripple. If the speaker is ever replaced with permanent magnet speaker, a DC choke must be installed into the rectifier circuit to replace the lost inductance. By the way, this is the same basic amplifier circuit that was first used with early Wurlizter jukeboxes.
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