I'm speculating that the backplate is probably not as precise as it should be. That's not that surprising when you think of the QC that existed in Western Europe.
My josef lidl bass trumpet as a similar issue.
Larger bumpers will fix it.
Fun with Boroscopes
-
PMeuph
- 5 valves

- Posts: 1382
- Joined: Tue Nov 06, 2007 7:36 pm
- Location: Canada
Re: Fun with Boroscopes
Yamaha YEP-642s
Boosey & Hawkes 19" Bell Imperial EEb
Boosey & Hawkes 19" Bell Imperial EEb
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Three Valves
- 6 valves

- Posts: 4230
- Joined: Wed Jan 07, 2015 9:44 am
- Location: With my fellow Thought Criminals
Re: Fun with Boroscopes
If I were a proctologist, I'd swap out that video during an endoscopy, sit back and watch the comedy ensue!!!
Pardon me, did I say enSUE??
Pardon me, did I say enSUE??
Last edited by Three Valves on Fri Jan 16, 2015 9:18 am, edited 1 time in total.
I am committed to the advancement of civil rights, minus the Marxist intimidation and thuggery of BLM.
-
Allen1979
- lurker

- Posts: 3
- Joined: Mon Jan 12, 2015 12:04 pm
Re: Fun with Boroscopes
Great video thanks
-
Three Valves
- 6 valves

- Posts: 4230
- Joined: Wed Jan 07, 2015 9:44 am
- Location: With my fellow Thought Criminals
Re: Fun with Boroscopes
From comments section~
I heard of looking up old friends, but this is ridiculous....
I am committed to the advancement of civil rights, minus the Marxist intimidation and thuggery of BLM.
- Dan Schultz
- TubaTinker

- Posts: 10427
- Joined: Thu Mar 18, 2004 10:46 pm
- Location: Newburgh, Indiana
- Contact:
Re: Fun with Boroscopes
I bought one just like this a while back and was dissappointed that the head is too long to go around much of a bend. For the money... I may try to take the head apart and enclose it in something flexible or shorter.
Last edited by Dan Schultz on Fri Jan 16, 2015 4:28 pm, edited 1 time in total.
Dan Schultz
"The Village Tinker"
http://www.thevillagetinker.com" target="_blank
Current 'stable'... Rudolf Meinl 5/4, Marzan (by Willson) euph, King 2341, Alphorn, and other strange stuff.
"The Village Tinker"
http://www.thevillagetinker.com" target="_blank
Current 'stable'... Rudolf Meinl 5/4, Marzan (by Willson) euph, King 2341, Alphorn, and other strange stuff.
- Ben
- 4 valves

- Posts: 718
- Joined: Mon Jan 24, 2011 7:37 pm
- Location: NYC
Re: Fun with Boroscopes
nice work Mark... I just purchased the 5.4mm, 5M scope from dreamsky, and hope to look down some of my insturments very soon.
Ben Vokits
NYC/Philly area Freelancer
Nautilus Brass Quintet
Alex 164C, 163C, 155F; HB1P
NYC/Philly area Freelancer
Nautilus Brass Quintet
Alex 164C, 163C, 155F; HB1P
- bort
- 6 valves

- Posts: 11223
- Joined: Wed Sep 22, 2004 11:08 pm
- Location: Minneapolis, Minnesota
Re: Fun with Boroscopes
I have no desire to watch the before video, but the after looks very clean!58mark wrote:Cleaned the Conn today. It's amazing how much CRAP the boroscope shows you that you missed. It took three times longer to do the cleaning, but it's three times cleaner than it usually is
Here's the before video
https://www.youtube.com/watch?v=onCPeIMsL9E" target="_blank" target="_blank
and here's the after
https://www.youtube.com/watch?v=GIqLfCW80x0" target="_blank" target="_blank
- Rick F
- 5 valves

- Posts: 1679
- Joined: Thu Mar 18, 2004 11:47 pm
- Location: Lake Worth, FL
Re: Fun with Boroscopes
Vive la différence!
Miraphone 5050 - Warburton BJ/RF mpc
YEP-641S (recently sold), DE mpc (102 rim; I-cup; I-9 shank)
Symphonic Band of the Palm Beaches:
"Always play with a good tone, never louder than lovely, never softer than supported." - author unknown.
YEP-641S (recently sold), DE mpc (102 rim; I-cup; I-9 shank)
Symphonic Band of the Palm Beaches:
"Always play with a good tone, never louder than lovely, never softer than supported." - author unknown.