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OSH Park
Shared projects
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Morse Riddler
by![](../../../gravatar.com/avatar/685ae0f739fbdf41733856686e9d2fdbea98.jpeg?s=16)
2
layer board of
1.01x1.01
inches
(25.55x25.55
mm).
Shared on
August 24th, 2016 15:28.
ATTiny85 w/ buzzer and LED, firmware gives riddles in Morse Code on power up, then sleep until reset.
Custom DRAM 130K
by![](../../../gravatar.com/avatar/26cb5fbcc90580384e03a53388d8f8b3ea98.jpg?s=16)
2
layer board of
3.95x3.16
inches
(100.28x80.26
mm).
Shared on
August 24th, 2016 13:36.
Low power DRAM design
14226^3
by![](../../../gravatar.com/avatar/66f6518df570ceb1348543eaae5c1651ea98.jpeg?s=16)
2
layer board of
2.38x2.10
inches
(60.33x53.37
mm).
Shared on
August 24th, 2016 02:13.
RPUadpt
Shield for full duplex RS-422 over CAT5. Its a multidrop bus that works with serial bootloaders (e.g. optiboot, xboot… ) and avrdude.
Helion Filter v0.2.brd
by![](../../../gravatar.com/avatar/225528fc3825a76d90b8855abb8fa344ea98.jpg?s=16)
2
layer board of
5.06x3.60
inches
(128.50x91.31
mm).
Shared on
August 23rd, 2016 22:24.
Multiband filter with isolated band outputs
BLF SRK FET v3.2
by![](../../../gravatar.com/avatar/27248a1d0740621414cec0913a1c1474ea98.jpg?s=16)
2
layer board of
1.89x1.83
inches
(48.01x46.43
mm).
Shared on
August 23rd, 2016 20:41.
LFPAK56 / Triple Channel / ATTiny 13A/85
v3.2.27
this board is provided as is and without any warranty, even without the implied warranty of fitness for a particular purpose