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January 2021 S M T W T F S 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 Meta
Category Archives: Hardware
New Toy: HP 143 Wide-Screen Oscilloscope Mainframe Restoration – [Part 1]
At the risk of becoming a test equipment collector, I am picking up a few pieces of vintage test equipment that need some work, but will be very useful pieces of shop gear as well as interesting pieces of history … Continue reading
Posted in Collections, Electronics, Hardware, Projects, Test Equipment, Toys, Vintage
Tagged 1402a, 1423a, 143a, 143a mainframe, compactron, dual-trace amplifier, HP, hp 143a, mainframe, nuvistor, oscilloscope, oscilloscope mainframe, plug-in mainframe, plug-in oscilloscope, scope mainframe, timebase, toy, toys, transistor, tube, vintage, vintage oscilloscope
8 Comments
For Sale: The KN0CK and KF7LZE RTLSDR for HF Rev. 5!
I’m happy to announce that Rev 5 of the KN0CK and KF7LZE RTLSDR for HF is now available for sale in its 5th iteration – now featuring Direct Sampling, while still keeping the familiar wide-band pre-amplifier! On account of the … Continue reading
Posted in Electronics, Gadgets, Hardware, Radio
Tagged direct sampling, easy-kits, ham radio, hf, kf7lze, KN0CK, RTL-SDR, RTLSDR, shortwave, up-converter, Upconverter
1 Comment
Coming Soon: KN0CK and KF7LZE RTLSDR Receiver Rev. 5!
Edited 6/10/2014: Now for sale directly at KF7LZE.net! I’m proud to announce that in just a few days, Easy-Kits.com in cooperation with KN0CK will be releasing Rev. 5 of the popular RTLSDR Integrated Upconverter with a brand new design and … Continue reading
Posted in Electronics, Gadgets, Hardware, Radio
Tagged hf converter, hf up-converter, hf upconverter, kf7lze, KN0CK, rev 4, rev 5, RTLSDR, up-converter, Upconverter
2 Comments
Australian TV Tuner Offers 4 RTLSDR Tuners in One Internal Card
Over at RTL-SDR.com is a report of a fascinating development with the DigitalNow Quad DVB-T Receiver, apparently well suited to working as a very powerful multi-SDR solution. I just wanted to let you guys know that the Digital Now Quad … Continue reading
Posted in DIY, Electronics, Gadgets, Hardware, Radio
Tagged Australia, digitalnow, dvb-t, integrated tuner, multi tuner, quad, quad tuner, Realtek, RTL-SDR, RTL2383, RTL2383U, RTLSDR, SDR#, software defined radio, tuner
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Kegerator with Arduino-Based Beer Level Indicators
Andrew of Andrew’s Telephony/IT Blog came up with a fascinating project where he built a 3-tap kegerator out of a 7 cu. ft. GE chest freezer, an Arduino, and a variety of flow rate sensors to display exactly how much beer is … Continue reading
Posted in DIY, Hardware, Projects
Tagged arduino, beer, chest freezer, flow rate sensor, GE, kegerator
1 Comment
Bad Capacitors Strike Again
I’m working on another Bose 901 Series 1 equalizer. It looks to be the same manufacturing run as the first one I wrote up last July, uses the same components, and those components look like they’ve had the same failure … Continue reading
Posted in Electronics, Hardware
Tagged Bose 901, capacitor, cost engineering, Equalizer, fried electronics, repair, restoration, Series 1
9 Comments
Hardware Pong Mod Makes Smaller Paddles
While browsing Hack-a-Day, I ran into an awesome hack for the original Pong game. One enterprising hobbyist built his own Pong from scratch following the schematics. It’s a big job but it’s manageable since it’s all discrete logic. I’ve just … Continue reading
Posted in DIY, Electronics, Hardware, Projects, Vintage
Tagged hardware, mods, paddles, pong, smaller, smaller paddles, that 70's show
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A neat discovery to add more storage to a laptop.
I acquired a few HP ProBook 4415s laptops which had been scrapped, and decided to rebuild them into working machines. I’ve been needing a new personal/media laptop for a bit, and these are capable little machines with an HDMI output … Continue reading
Shortwave Radio Reception with the RTL-SDR Dongle
Need your own upconverter? Click here! I bought and did a quick setup on my RTLSDR dongle using SDR# a few weeks ago, where I used it to listen to FM radio stations around my area and a few public … Continue reading
Posted in Electronics, Hardware, Projects, Radio
Tagged converter, funcube, hf, loop antenna, projects, radio, RTLSDR, shortwave, up-converter
3 Comments
Free Mapping and Tracking for Android [My Tracks]
Beautiful weather has finally arrived in the Pacific Northwest and I’ve been taking advantage of it as often as I have time. One thing about living where it’s grey and rainy for so much of the year, it really almost … Continue reading →