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Bosch Blue Tip Antennas. Which came first.

Posted: Sun Oct 22, 2017 10:57 am
by Alex Mestas
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Bosch Blue Tip Antenna

I noticed 2 different style bases on the Bosch Blue tip antennas. 1 has an oblong base and the other is round. Does anyone know which is the earliest style used or the approx years they were used? Just wondering.

Alex
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IMG_5265.JPG (57.91 KiB) Viewed 3116 times

Re: Bosch Blue Tip Antennas. Which came first.

Posted: Sun Oct 22, 2017 11:16 am
by Joris Koning
first picture

Re: Bosch Blue Tip Antennas. Which came first.

Posted: Sun Oct 22, 2017 11:49 pm
by Wil Mittelbach
Herewith photos of the original blue tip antenna of my unrestored dolphin grey 65C cab.
Earlier cars may have had somewhat different blue tip antenna configurations and mountings.

Re: Bosch Blue Tip Antennas. Which came first.

Posted: Mon Oct 23, 2017 1:59 am
by Peter Silten
My 8.11.62 B coupe has the round base as shown in the attached photos. I have owned the car since 73. This is the antenna that was on the car at that time.

Re: Bosch Blue Tip Antennas. Which came first.

Posted: Mon Oct 23, 2017 7:10 am
by Martin Benade
Wil, I was wondering if it was supposed to be that close to the edge of the panel. Then I saw that they almost missed the holes through the hinge support, is that common? Do you know if yours is factory or dealer installed?

Re: Bosch Blue Tip Antennas. Which came first.

Posted: Mon Oct 23, 2017 11:29 am
by Mike Wilson
Here's another question regarding the antenna: where is the hole for the cable located? I suspect different locations depending upon whether the antenna was factory or dealer installed.

Mike

Re: Bosch Blue Tip Antennas. Which came first.

Posted: Mon Oct 23, 2017 11:26 pm
by Wil Mittelbach
Martin Benade wrote:Wil, I was wondering if it was supposed to be that close to the edge of the panel. Then I saw that they almost missed the holes through the hinge support, is that common? Do you know if yours is factory or dealer installed?
Martin -
If the antenna had a round base instead of an oblong base, the base would have been further from the edge - such as Peter's with the same factory fender hole location.
- Wil

Re: Bosch Blue Tip Antennas. Which came first.

Posted: Mon Oct 23, 2017 11:59 pm
by Peter Silten
I just noticed that my blue tip vintage late 62 does not have a metal cap. It is all Bakelite or whatever material was used in the 60s.

Re: Bosch Blue Tip Antennas. Which came first.

Posted: Fri Oct 27, 2017 4:40 pm
by Paul Hatfield
My 65 C, Miss April, has the same type as Wil's 65 C.

Re: Bosch Blue Tip Antennas. Which came first.

Posted: Sun Oct 29, 2017 10:46 am
by Jan Kolm
I have the remains of a blue-tip, oblong-base antenna, identical to those pictured above, with a date code of "404" (April 1964).

Re: Bosch Blue Tip Antennas. Which came first.

Posted: Sun Oct 29, 2017 11:23 am
by Alex Mestas
I've read that the the stainless "hat" was added at some point to the Bosch antenna because the resin "Blue tip" (which turns a turquoise color with patina) were breaking.

Thanks to Mike Wilson and Ed Rutherford (Klasse356) I was able to get the parts I needed for my Blue Tip antenna.

Dated 12U (December 1963)
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Re: Bosch Blue Tip Antennas. Which came first.

Posted: Thu Nov 02, 2017 9:14 pm
by Edwin Ek
Peter Silten wrote:I just noticed that my blue tip vintage late 62 does not have a metal cap. It is all Bakelite or whatever material was used in the 60s.
Peter, what are you calling the metal cap? The part closest to the fender? Thanks, Ed

Re: Bosch Blue Tip Antennas. Which came first.

Posted: Fri Nov 03, 2017 10:40 am
by Jan Kolm
Edwin Ek wrote:
Peter Silten wrote:I just noticed that my blue tip vintage late 62 does not have a metal cap. It is all Bakelite or whatever material was used in the 60s.
Peter, what are you calling the metal cap? The part closest to the fender? Thanks, Ed
The rounded piece with the two notches at the very top of the antenna. They are soldered to the top section of the mast and break off easily.