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Anyone know what kind of switch this is?

Posted: 19 Mar 2014, 21:58
by sean4star
Found this on eBay:

Image
http://www.ebay.com/itm/130541363513

Anyone know what these switches are? Or if they are compatible with MX caps? The slider has a cross mount, but other then that...

Posted: 19 Mar 2014, 22:01
by scottc
"Usually, will write only 1/2 actual value or less than $30 to your customs to avoid the possible import fee"

I love their honesty!

Posted: 19 Mar 2014, 22:10
by sean4star
HA! I hadn't noticed that bit...I love it!

Posted: 19 Mar 2014, 22:11
by 7bit
First I thought they are some older Cherry, but at the bottom there is some sign that does not appear on Cherry switches.

You must order them and find out yourself.
:-)

edit: 85 available
:shock:

You must run a group buy!!!!!
:o

Posted: 19 Mar 2014, 22:25
by Laser

Posted: 19 Mar 2014, 22:37
by scottc
Interesting! :o

Posted: 20 Mar 2014, 01:17
by Daniel Beardsmore
Oh noes.

Nobody knows whose switch that is. It's fairly likely that the original was the [wiki]SMK vintage linear[/wiki], but we cannot prove it.

So far, we have:
  • Black/black, brown/beige: SMK vintage linear, SMK lock ("SMK" branded)
  • Black/blue: NEC ("NEC" branded)
  • Blue/black (?): Maxi Switch ("Maxi" branded)
  • Black/white: [wiki]HTK switch[/wiki] ("HTK" branded, could be Hottek but we don't know) — these are clicky instead of linear, using an Alps-style click leaf
  • Black/black, maroon/black: [wiki]USw LXBB01[/wiki] and [wiki]USw LXRB01[/wiki] — these have a monogram for a logo, and it's not possible to be sure which order the letters are to be read in; the only known source keyboard is also unidentified
  • Black/blue: uncertain switches, above — cannot read the branding on the base
  • Black/black: first known unbranded switch, above
  • Black/?: unclear logo, cannot identify brand from it — above
That's three new switches, and potentially three new clones, as we have no idea of the legitimacy of any of these designs. It also ties in with why the "Monterey" switch was not branded: it may be that SMK made switches under other names.

I just noticed that the plate retention clips on the NEC version are ribbed, i.e. the NEC switch does not in fact follow the SMK design:

http://sandy55.fc2web.com/keyboard/pc88 ... 8%20switch

Unlike Alps clones, which mostly followed Tai-Hao's or Himake's design, these switches all follow the original design very closely, almost identically in most cases.

(Odds of getting pics of these on the wiki? Very slim … Pity, as eBay auction images tend to vanish. I should archive them.)

Posted: 22 Mar 2014, 01:16
by Daniel Beardsmore
OK, no, there's only two new switches. The blue slider ones (with the sort of concentric square branding) and the black slider one (unbranded on the base).

Allocations:
  • [wiki]USw LXBB02[/wiki] — black/black
  • [wiki]USw LXBU01[/wiki] — black/blue (couldn't think of a better letter for blue)
Both are listed on [wiki]Generic cross mount recognition[/wiki].

I have archived the photos from the eBay auction for when they inevitably disappear from the Internet.

Posted: 22 Mar 2014, 20:27
by padath
I bought a similar looking item a few weeks ago. I removed the switches that came with it and replaced with Cherry MX switches and it works well as a cheap switch tester.

The switches on mine look very similar except that they have a white/clear stem rather than blue. They are linear and are compatible with MX keycaps. They have a concentric square branding on the bottom of them.

Mine look like these even down mirror/reverse numbers on the top of the switch but the branding on the bottom is different.

Posted: 22 Mar 2014, 20:34
by Muirium
How are those caps? They look like relegendable sphericals from the picture.

Posted: 22 Mar 2014, 20:36
by scottc
padath wrote:I bought a similar looking item a few weeks ago. I removed the switches that came with it and replaced with Cherry MX switches and it works well as a cheap switch tester
Nice, thank you for confirming this. I thought from the diagram that they were 14mm but wasn't sure. I was thinking of using one to make a programmable keypad or something similar.

Posted: 22 Mar 2014, 20:45
by padath
Muirium wrote:How are those caps? They look like relegendable sphericals from the picture.
Yes, they are relegendable sphericals. Similar in shape and size to R3 Signature Plastics SA caps.

However, even though MX keycaps fit onto the switch stems, these relegendable keycaps do not fit onto MX stems :(

Posted: 22 Mar 2014, 20:46
by Muirium
Interesting caps! How do the switches compare to MX red and black, do you reckon?

Posted: 22 Mar 2014, 20:59
by padath
Muirium wrote:Interesting caps! How do the switches compare to MX red and black, do you reckon?
They're more like MX black than red.

Posted: 22 Mar 2014, 21:15
by Daniel Beardsmore
padath wrote:I bought a similar looking item a few weeks ago.
I was hoping you'd be in the UK. Do you want those switches, or would you prefer to sell them off?

It's almost looking like these are actually in production, which would be odd. Why copy an old SMK linear design from the 80s?

Posted: 22 Mar 2014, 21:41
by padath
Daniel Beardsmore wrote: I was hoping you'd be in the UK. Do you want those switches, or would you prefer to sell them off?
PM me your details and I'll send you one of them.