Hello Ken,
The 2-NB noise blanker, for the 2-C receiver, originally sold for around $27.00
and was a plug in option. If you Google Drake 2-NB you should get a link to
Universal Radio site with a picture and description of the 2-NB. There were
not to many manufactured, so they are quite rare.
I have pictures of the 2C and all the accessories on my Drake Website.
Here is the link to that page:
http://www.wb4hfn.com/DRAKE/DrakeEquipmentPictures/Equip_2C.htm
Maybe once a year you may see the 2NB noise blanker listed on eBay, but they
are very rare.
The one's I have seen sold o
Is a schematic and parts list available for the 2NB? Any possibility of
duplicating it? How well does it work, in other words would it be worth
the effort?
.
73 de W3NU
On 4/15/2013 0942, Ronald Baker wrote:
I have pictures of the 2C and all the accessories on my Drake Website.
Here is the
Charles,
A large part of it depends on whether your 2-C suffers from the type of
noise (pulse type) that the noise blanker can help with. I have bad power
line noise at my QTH that a blanker won't touch.
73,
Eric Webner K4FAN
The DStar FAN Club
On Apr 15, 2013 3:04 PM, "Charles Ring" wrote:
>
- Original Message -
From: "Eric Webner"
To: "Charles Ring"
Cc: "Drake List"
Sent: Monday, April 15, 2013 12:10 PM
Subject: Re: [Drakelist] Drake 2-C noise blanker
Charles,
A large part of it depends on whether your 2-C suffers from
the type of
noise (pulse type) that the noise b
Hello to the Group,
While looking up information on the 2-NB for Ken, I found this sheet on noise
blanker operation. This was written for the R-4A noise blanker, but someone
wrote 2-NB on the sheet, so ... This was written back in March of 1967,
most likely by an engineer for the service
Hello,
Looks like my cut and paste didn't work. So, I'll type the sheet
We would advise that there are several factors which should be taken into
consideration in connection with Noise Blanker operation.
First of all, it is normal for a blank noise pulse to turn off the receiver for
I need to replace the speaker in my MS-4; the voice coil failed (open). The
speaker is 5" x 7" but I cannot find any for sale. Thirty years ago it would
have been a no-brainer but today the replacement speaker market is dominated
by car audio. Everything is multi-cone and high power. I found one sp
MCM Electronics seems to have a large selection of speaker elements.
FWIW
Curt
On 4/15/2013 9:06 PM, Brian and Beth Miller wrote:
I need to replace the speaker in my MS-4; the voice coil failed (open). The
speaker is 5" x 7" but I cannot find any for sale. Thirty years ago it would
have been a
I replaced the speaker in my MS-4 with one at the bottom of this page.
It is a little expensive ($26) but it is a drop in replacement and it
sounds great.
The part number is:
(COL) SPKR-4-57
http://www.surplussales.com/Microphones-Audio/MicroAudio-8.html
73,
Bob K6GGO
I need to replace th
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