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Re: D4D TX power
Congratulations! 600mV is the threshold to trigger the VOX. However, about 50mV is the point to overdrive NE602 per KD1JV. That's why I recommend a modification to improve IMD. Rule of thumb for
By Adam Rong · #2862 ·
D4D TX power
Hi! I finally assembled my kit in a couple of hours, and I'm very happy with it. Related to TX power, I read on the manual that needs to be set just at the minimum level that triggers the relay
By Fernando S <fsclavo@...> · #2861 ·
Re: HT-1A magic modification
Someone asked me what is the secret key. How many keys are on the front panel? Try and it won't hurt. Thanks, Adam
By Adam Rong · #2860 ·
Re: HT-1A magic modification
Press and hold a secret key and power on. Check the splash screen for HT-1a instead of HT-1A and now you are good to transmit on 10MHz band before power off. The spur and sensitivity of 10MHz is not
By Adam Rong · #2859 ·
Re: HT-1A magic modification
Yes! 73, Don, K9DRP
By K9DRP · #2858 ·
HT-1A magic modification
Folks, It is a HT-1A! https://bbs7.sekkaku.net/bbs/upfile/qrp--1566139551-675-497-470-111.jpg You want to know how? Thanks, Adam
By Adam Rong · #2857 ·
Comparison table of FT8 capable QRP radios by JL1KRA
Folks, It is in Japanese, but you can figure out the major spec difference among our D4D and the other two radios. Thanks to the efforts from
By Adam Rong · #2856 ·
Re: D4D 20m kit for sale
The kit has been sold. Jerry AA6KI
By bleepingbeep <bleepingbeep@...> · #2855 ·
Re: D4D 20m kit for sale
I will take it. Is it pristine? How do I pay? *Bryan B. Brauer, PE* *Consulting Engineer* bryan@...
By Bryan Brauer · #2854 ·
Re: D4D low power output
Re-wound the toroid and all working perfectly :-)
By Nicholas Triantafyllou - 2E0GKG · #2853 ·
Re: D4D 20m kit for sale
Thanks for that comment, Adam.? The kit looks very nice indeed, but I recently did a reality check.? Too many unbuilt kits on my hands, that's all. Jerry AA6KI
By bleepingbeep <bleepingbeep@...> · #2852 ·
Re: D4D 20m kit for sale
35 USD would be quite good price as I have raised shipping. -- Thanks, Adam Rong
By Adam Rong · #2851 ·
Re: D4D 20m kit for sale
Still available.? A guy said he would take it, but? he disappeared into the woodwork and has not responded to my email.
By bleepingbeep <bleepingbeep@...> · #2850 ·
Shipping and service policy change
Folks, I've updated the web site to show the change of the shipping and service policy. Please view: http://crkits.com Thanks, Adam
By Adam Rong · #2849 ·
Re: D4D 20m kit for sale
Is this sold?
By Jimmy Capizzi <thechubb16@...> · #2848 ·
Re: New shipping rule
Ian, Thanks for the attention. I shipped by ePacket. The introduction is here: ePacket: an economy International express service operated by China Postal Express&Logistics in cooperation with partner
By Adam Rong · #2845 ·
Re: New shipping rule
I wonder if you will get an apology if things turn up in Oz having been delayed by their customs or just a postal screw up across there? All the best and thanks for all the good work Adam. regards
By gm0sim@... · #2844 ·
Re: New shipping rule
The web site http://crkits.com is updated. My shipping agent will get rich now, hihi. Thanks, Adam [email protected]> wrote: -- Thanks, Adam Rong
By Adam Rong · #2843 ·
New shipping rule
Folks, Lesson learned. This weekend I will update the web site to default EMS shipping with higher freight 20 USD. For the returning customers with good transaction experiences, you can save money by
By Adam Rong · #2840 ·
Re: D4D low power output
It happens. One of our domestic customers also did like that. Enjoy the QSO then. Thanks, Adam
By Adam Rong · #2839 ·