EH Scott Radio Enthusiasts

The Fine Things are Always Hand Made

Latest Activity

David C. Poland replied to Ken Carr's discussion Allwave Deluxe: Question regarding power supply variation
"Ken - you have to remove the coil wheel to get at some of the caps for replacement. It is critical you first move the band switch to Broadcast band position (full counter clockwise) before removing the coil wheel. And do not turn band switch until…"
42 minutes ago
Joseph W Strickland replied to Joseph W Strickland's discussion 800B Electric Tune Fuse Blowing
"That is what I was beginning to suspect. The only way that could happen would be for AC voltage to be present on a contact when it should not be as you said. I did lubricate the pushbutton switches, but it could be that one of them either does not…"
5 hours ago
Norman S Braithwaite replied to Joseph W Strickland's discussion 800B Electric Tune Fuse Blowing
"Joe: Yes, one of your spring contacts is energized when it should not be.  This is most likely a problem in the pushbutton switches rather than in the split comutator area.  The location where the motor starts to act will give you a good…"
5 hours ago
Joseph W Strickland replied to Joseph W Strickland's discussion 800B Electric Tune Fuse Blowing
"I discovered a strange effect while tuning across the center of the dial on AM or FM. The electric tuning gets activated right about the center of the dial and trys to back up from the direction you are tuning manually. If you are tuning down it…"
5 hours ago
José Bustos replied to José Bustos's discussion Scott 800B - Tweeter
"Norman, I tested with 1uf and 2uf new capacitors. If the level of trebles would be the same between my compression driver and a cone tweeter, the coil reparation was not good. I will check again. Thank you and regards, José J"
7 hours ago
Joseph W Strickland replied to Joseph W Strickland's discussion 800B Electric Tune Fuse Blowing
"Here is a follow-up: After the drive motor was reinstalled as described above, I decided to stop for lunch, then try again. I installed a new 1A fuse, made sure all plugs were connected correctly and all tubes seated properly, then turned it on. The…"
10 hours ago
Joseph W Strickland replied to Joseph W Strickland's discussion 800B Electric Tune Fuse Blowing
"Norman; OK, thanks for those suggestions. This is similar to advice I obtained from Larry Lindsey (also a member here). One other thing that I discovered is that on the motor assembly there is a small gear at the front of the unit that has a metal…"
13 hours ago
Norman S Braithwaite replied to Joseph W Strickland's discussion 800B Electric Tune Fuse Blowing
"Joe: A few shorted turns is a good possibility.  A shorted motor winding (even one turn) will draw much more AC current than normal.  The motor will also heat up much more and faster than normal.  Try running the motor on the bench…"
14 hours ago
Norman S Braithwaite replied to José Bustos's discussion Scott 800B - Tweeter
"Jose: The HNP speaker should sound similar to the JNP with extended high frequency range (able to produce slightly higher frequencies than JNP).  The efficiency of the tweeters should be about the same.  If not, there is likely a problem…"
14 hours ago
Joseph W Strickland replied to Joseph W Strickland's discussion 800B Electric Tune Fuse Blowing
"Help! This morning I removed the electric tuning drive motor from the paint thinner bath it had been in overnight. I dried it out using some Q-tips. Then I added some Singer sewing machine oil and some 3-in-1 oil to each bearing area. That should…"
16 hours ago
Ken Carr replied to Ken Carr's discussion Allwave Deluxe: Question regarding power supply variation
"David, Thanks for the explanation of the circuit theory. I like your idea of mapping it out myself. That is what I have been doing, though not in the most disciplined manner. I am redrawing the circuit so as to get a handle on what might have been…"
yesterday
José Bustos replied to José Bustos's discussion Scott 800B - Tweeter
"Hello Norman, I could fix the tweeter replacing with a new 1" coil, 8ohm. Unfortunatelly , I have a new problem. I have the optional Jensen series HNP dual coaxial speaker with internal horn tweeter placed on the backside of the big…"
yesterday
Joe Miller replied to Joe Miller's discussion WTB or trade for Allwave 12 PS
"Dave, Based on your info, the two 12 inch pedestal speakers I have appear to be for the AW23.  Thanks, Joe"
yesterday
Joe Miller posted a discussion

Face Plates

I would like to make wooden face plates for a Laureate and a Phantom Deluxe.  Is there a reference that gives the dimensions for the various Scott face plates?Thanks,JoeSee More
yesterday
David C. Poland replied to Joe Miller's discussion WTB or trade for Allwave 12 PS
"The big pedestal 12 inch Magnavox with a power resistor inside would be for the 1935-37 AW-23 "Imperial" aka High Fidelity Full Range Allwave. Not suitable for your DELUXE.  This speaker is in cracked paint silver and also has a 2nd…"
yesterday
David C. Poland replied to Ken Carr's discussion Allwave Deluxe: Question regarding power supply variation
"Ken, Can't identify your blue item from looking at my amp. But my last version amp is somewhat different from yours. The earphone jack is not shown on the Scott diagrams, but the earphone jack seems to be standard. The several I have seen all…"
yesterday

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Forum

Allwave Deluxe: Question regarding power supply variation

Started by Ken Carr. Last reply by David C. Poland 42 minutes ago. 9 Replies

My AW Deluxe has 9 tubes in the tuner section and 3 in the power supply / amp. It has the pedestal speaker.The power supply drawing showing one speaker is most like the PS I have. There are some…Continue

Tags: Deluxe, Allwave, Scott

800B Electric Tune Fuse Blowing

Started by Joseph W Strickland. Last reply by Joseph W Strickland 5 hours ago. 7 Replies

After managing to get the Scott 800B up and running Saturday I began to experience repeated failure of the 1A fuse that handles the relays and electric tuning motor. It fails when the electric tuning…Continue

Scott 800B - Tweeter

Started by José Bustos. Last reply by José Bustos 7 hours ago. 16 Replies

Hello everybody:I have a problem with the speaker of my 800B.  The tweeter of my Scott Articulated Coaxial Loudspeaker made by Jensen is cut.I will really appreciate some member can tell me what is…Continue

WTB or trade for Allwave 12 PS

Started by Joe Miller. Last reply by Joe Miller yesterday. 10 Replies

I bought an Allwave 12 but it came with an Allwave 12 two dial PS. (I didn't notice it when I bought it.) Anyone have a PS that would work with my Allwave 12 Deluxe for sale or trade for my 2 dial…Continue

Blog Posts

Super XII Restoration

Posted by Kent King on January 27, 2017 at 1:48pm 3 Comments

A Fast Tour

 

The first step I always take is to remove all the tubes, shields, covers and anything else that can be removed from the chassis. This leaves us with something that looks like this:

 

And underneath we have:…

Continue

McMurdo Silver Schematic

Posted by Dave on January 21, 2017 at 12:48pm 8 Comments

Need help with schematics for the Masterpiece 6. There was an early/late version, mine the earlier with dual choke power supply. There may
Be other variations much like Scott.

Missing thumb screw

Posted by Robert Steigerwald on January 16, 2017 at 12:28pm 0 Comments

Missing thumb screw on the angle face plate hold downs, Looking for 1pc  Does anyone have a extra one ???

WANTED: McMurdo V Front wood escutcheon

Posted by Mike Kennedy on December 31, 2016 at 1:52pm 0 Comments

I am looking for a McMurdo V wood front will buy or trade for my spare MPVI front.

Thanks

Mike

 
 
 

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Welcome to The E.H. Scott Enthusiasts Site. If you are looking for manuals or service data on a Scott set, please click on the "Scott Info Archive" link above. If you have questions for forum members, a picture is worth a thousand words, please post a pic or two to help describe your question or problem. Finally, this forum works best when we all contribute. Answer questions, provide feedback, and if you have a document worth sharing, please scan it in as a PDF and forward it to me: Kent…

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