Search found 5 matches

by JeffJ
Tue Jan 05, 2021 4:13 pm
Forum: Usage tips, tricks and problem reports
Topic: Can't update firmware on my Beta DM42
Replies: 9
Views: 3631

Re: Can't update firmware on my Beta DM42

I gave up on df_util and used dm_tool on Windows, and that was successful. The DM42 has now been updated
by JeffJ
Mon Jan 04, 2021 11:01 pm
Forum: Usage tips, tricks and problem reports
Topic: Can't update firmware on my Beta DM42
Replies: 9
Views: 3631

Re: Can't update firmware on my Beta DM42

Similar problem. I finally decided to update my DM42 v3.3 to a newer firmware and I get the "No DFU capable USB device available" message. Please note the following: 1. The DM42 screen shows "bootloader active" 2. The dfu-util -l command (linux platform) shows that DFU device 048...
by JeffJ
Fri Feb 16, 2018 8:07 pm
Forum: Discuss!
Topic: DM42 wins over WP34S in accuracy..
Replies: 10
Views: 7471

Re: DM42 wins over WP34S in accuracy..

My collection of calculators includes both the WP 34S and now the DM42. Both are marvelous products from some fabulously creative and industrious minds and I have deep appreciation for both. HP, for business reasons we all understand, has pretty much dropped us "calculator aficionados" tha...
by JeffJ
Fri Feb 16, 2018 7:45 pm
Forum: DM42
Topic: My Calculator DM42 ist arrived ;-)
Replies: 63
Views: 46107

Re: My Calculator DM42 ist arrived ;-)

Agreed. #727 arrived at my address last week and it is such a pleasure to use. I wasn't going to miss an opportunity to own the most powerful RPN slide rule calculator ever made. The layout is so clean. The case exudes quality. The screen is just wonderful. Very happy with this fine product.
by JeffJ
Tue Feb 13, 2018 7:41 pm
Forum: DM42
Topic: February run of DM-42
Replies: 111
Views: 64898

Re: February run of DM-42

On a happy note, I just received one of the February units (#727), which has V3.3 already on it. What an amazing machine this is. I am flabbergasted at the fact that the DM42 can handle exponents in excess of 6000. Further, the DM42 can calculate the factorial of 2123 (calculator's maximum) faster t...