I seem to remember you having said that you have a TPS2024. When you get a moment could you take a look at the power adapter and see what it's rated at in terms of voltage output and current capability as well as polarity of the connector (I never assume + is the center pin)? I've got a TPS2014 on the way that is coming with no power adapter - replacements from Tek are $500!
Thanks.
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L
Lasse Langwadt Christensen
Den mandag den 10. februar 2014 14.20.26 UTC+1 skrev JW:
The one I got here is 15V, 3.3A, center positive
though on the back of the scope is written 15V,2A
-Lasse
J
John Larkin
Right.
John Larkin Highland Technology, Inc
jlarkin att highlandtechnology dott com
http://www.highlandtechnology.com
J
JW
Thanks Lasse.
Found a good sub for 7 bucks on Ebay. Have you ever had to re-build the battery pack or found a good sub? Not sure if the pack is Tek proprietary as I don't have the scope yet, but I'm sure not going to buy this from Tek either as they want $300!
P
Phil Hobbs
Buy two and take one apart before hooking it up to your nice scope. I'd go for a good quality one instead, if I were you.
Cheers
Phil Hobbs
Dr Philip C D Hobbs
Principal Consultant
ElectroOptical Innovations LLC
Optics, Electro-optics, Photonics, Analog Electronics
160 North State Road #203
Briarcliff Manor NY 10510
hobbs at electrooptical dot net
http://electrooptical.net
S
Spehro Pefhany
Agreed. You can buy a nice Phihong one from Digikey for like $30.
The eBay steaming-POS adapter will probably be unsafe and degrade your scope's performance due to noise.
--sp
J
John Larkin
$500! They must pay $10 for it.
Tektronix has lost their minds. Sad.
John Larkin Highland Technology Inc
www.highlandtechnology.com jlarkin at highlandtechnology dot com
Precision electronic instrumentation
M
mroberds
The picture on Tek's product page
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shows a "NI2040" Li-ion battery.
If this is correct, then Inspired Energy is probably the battery supplier:
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They claim they will sell quantity 1, but don't list a price. They also mention that they will customize the firmware on the battery for large orders, so it's possible that Tek has custom firmware on theirs, so they can rip you off^W^W^Wprotect their customers.
Interstate Batteries has what they claim is an equivalent battery, their part number MED0088, for $219. It doesn't list a Tektronix part number as equivalent, though. I don't *know* if this battery works in your scope; I just Googled it up. More info at the following hideous URLs:
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|med0088|3|,Arpp~12,A~Part+Number,N~36-2147384903,Nr~AND%28P_unique_id%3aInterstate+Batteries+AMED0088+MED0088%29 or maybe
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Apparently this size battery was used in some laptops, so some computer battery places have a knockoff of it. $139 at
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Hmm... This may be the source of some of the knockoffs. $189 MSRP, they list retailers on their site. The test button and fuel gauge window look like the one on the Interstate Batteries part.
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Again, I haven't plugged any of these batteries into a TPS2024. I just Googled them up.
Standard disclaimers apply: I don't get money or other consideration from any companies mentioned.
Matt Roberds
J
JW
Thanks Matt! Some good starting points.
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