JohnX

Joined: 9th February 2009

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JohnX
http://www.ricoh-imaging.co.jp/english/support/download_digital.html

I note (and have queried with Pentax Tech support) that the v1.07 .bin file for the K5II has the same file-name as the v1.06 .bin file.

Comment by JohnX posted on Firmware updates out at 06/03/2014 - 10:52

JohnX
...and welcome to the Forum

Comment by JohnX posted on write speed on my K7 at 05/03/2014 - 22:36

JohnX
For long exposure shots the K7 takes a second (blank) exposure of identical length which it then uses to subtract noise from the first exposure. This is 'Slow Shutter Speed NR'. I'm not sure if the K7 allows this to be switched off.

I know the K5II/K5IIs (and I think the new K3) do allow for this to be switched off. Not sure about other models.

Comment by JohnX posted on write speed on my K7 at 05/03/2014 - 11:24

JohnX
Thanks John. Expecting my 'bargain' AC50, (new, £35), any day.

I also have a K20D which I was looking to sell, but given what they bring second-hand decided to hang on to it and try some time lapse, hence the ac adapter.

Good to know/confirm that this ac adapter will work with both the K20D and the K5II.

Comment by JohnX posted on AC adapters at 05/03/2014 - 10:30

JohnX
[quote:3496ace15f="richandfleur"]That was a pain as I got to the post shop and found you can't send Lithium Ion batteries anymore, so I had to go home and unpack everything![quote]

Might be worth checking as I understand you can provided they're installed in something...like a camera!

I'm sure there's a thread on here somewhere about it.

Comment by JohnX posted on K-30 random exposure failure issue at 04/03/2014 - 16:41

JohnX
No problems.

I can't see any reason why the AC50 shouldn't work ok; everything I've checked points to it being identical except for the model number.

I also spoke to a someone - can't remember whether it was someone else in Pentax or a reliable source like SRS - who said they thought the change in the adapter was more to do with having to meet certain eco-friendly legislation. Could be some of the original components contained dodgy materials?

I'll be interested in your experience as I have a keenly priced AC50 on it's way from Lithuania!

Comment by JohnX posted on AC adapters at 04/03/2014 - 16:32

JohnX
I also researched thoroughly before buying my K5II, not being convinced that the £150 price difference really was justified. Not sure what the price differential is now, but I was happier putting the £150 towards more glass.

Lenses are forever; bodies are only 'the best' until the next one comes along.

Comment by JohnX posted on Got to be asked....K5 ii or iis... at 04/03/2014 - 16:18

JohnX
I made similar enquiries - the AC132 is also the 'correct' adapter for my K5II.

I contacted Pentax tech support who replied;


Dear Sir/Madam,

Thank you for your enquiry.

We do not know what was exacly changed on the manufacturing process but the K-AC132 is a newer version of the K-AC50. The specifications are similar.

With kind regards,
Tiago


Pentax Ricoh Imaging Technical Support

Comment by JohnX posted on AC adapters at 03/03/2014 - 22:23

JohnX
aadixon wrote:
No it doesn't work properly on the k3. It should work as all of the other lenses do, with the aperture ring to "A", then change it manually with the Av wheel. It acts as if this is a non A-ring lens on both bodies.

What JAK said works if you're using an older K mount lens on the body. The contacts are not working on this SMC A that I got. I've returned it for a full refund last night.
Apologies. I got the impression it did work on the K3. Pleased you'll be getting a refund. Better luck next time.

Comment by JohnX posted on A-Ring Question.. at 01/03/2014 - 15:43

JohnX
If you haven't done it, clean/check the contacts on the 'offending' camera body too.

If the lens works on the K3, but not the ZX-30, then surely the problem lies with the ZX-30, not the lens? The camera was not designed to work with M and K lenses, but should work with A lenses.

Comment by JohnX posted on A-Ring Question.. at 01/03/2014 - 10:34

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