Tag Archives: soldering

ERSA I-Con Nano — A pico review

Well… the device I got at work was a sad case of “dead on arrival”. Temperature regulation was totally crazy, touching the case moved the measured value from about 350°C to 60°C, with a subsequent massive overshoot. So we have … Continue reading

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Error U81 — Panasonic DMR-EX75 repair

Some explanation:

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YOUYUE 858D+ hotair station — usage & quirks

In a previous post I had taken a look at the innards of said soldering station. Now it is time to see if it is usable. I tested it in several ways…

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Soldering DFN10 packages by hand — quite simple !

If you use the right footprint!

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Weller WMRP RT4 — 1.5mm chisel tip

Fancy packaging.

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Weller WMRP RT3 — teardown

As I told you in the previous post, the tip has had it. The plating has eroded away, which makes the tip unusable. Sadly there’s no way to replace just the tip, the perfectly healthy heater has to be trashed … Continue reading

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Soldering iron tip erosion — Weller WMRP RT3

I’ve been having difficulty soldering properly with well-established settings for quite some time now. I’ve had to set the temperature to 400°C – just to get borderline decent operation. I measured the temperature as well and it was fine. Looking … Continue reading

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May the proper FLUX be with you! — ALWAYS

I’ve been working with a liquid flux dispenser pen (EDSYN FL-88) for all my projects so far, be it through hole or SMD or both. Although I use ‘well-behaved’ SnPb solder with rosin core (I tried lead-free SAC solder, but … Continue reading

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Tiny2313 Header Kit — A short review

Today I got mine! What am I talking about ? THIS ! Ordered on a Sunday, delivered 2 days later ;-) It was shipped in a padded envelope, all the parts were protected inside an metalized electrostatic shielding bag (not … Continue reading

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More light! — Prolly my LAST large perfboard prototype

I’m still alive — physically that is. Recently I felt the urge to do some soldering an I promptly succumbed to it. 3 days later I was done and totally fed up with having to solder using the “W-word”. The … Continue reading

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Bad soldering day — A rip-off (literally)

Once in a while I sell one or two of the RGB LED RING boards. As not everybody feels comfortable with soldering SMD parts (and I’ve explicitly warned that it’s not that easy and that the RGB LEDs die easily) … Continue reading

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Nitelite upgrade — another RGB thingy

http://www.youtube.com/watch?v=jU23Af8sHPo

A few days ago I visited my parents. The main purpose was to ‘deposit’ my new Lecroy WaveAce 224 DSO. I bought it as a gift for myself, but I haven’t fulfilled all criteria to receive the gift yet. Therefore … Continue reading

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Jyetech AVR digital oscilloscope DIY KIT — trying to fix it – part 2

Maybe you remember my last post about the Jyetech oscilloscope and it’s weird behaviour. Not all of them are strange, as the free replacement DIY KIT I received from them works fine. At that time I suspected a sick ATmega64 … Continue reading

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Note to self: 26.0V >> 2.60V — A short ChipQuik review

Nothing good can come from a freak idea after midnight !

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Jyetech AVR digital oscilloscope DIY KIT — trying to fix it – part 1

The symptoms since a firmware upgrade (and downgrades, re-upgrades…): strange characters on the display for SEC/DIV system freezes +/- buttons are ignored (but still work physically) the ADC chip doesn’t get a CLK signal during a freeze My theory: The … Continue reading

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Jyetech AVR digital oscilloscope DIY KIT — Firmware upgrade odyssey

I bought the DIY KIT at seeedstudio recently, as I needed to feed my soldering obsession. Here are some images of the KIT coming right out of the box: I had to use my milling machine, because the front panel … Continue reading

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RoHS compliant soldering

When I decided to revamp my old hobby called electronics, I decided to be RoHS compliant and bought lead-free solder. make: Edsyn type: SAC8250 alloy: Sn95.5Ag3.8Cu0.7 flux: F-SW34 (no-clean) melting point: 217°C As my good old soldering iron works at … Continue reading

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