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Modifying a Variable Transformer With a Digital Power Meter and Other Add-ons
4 252
How to Make a USB-C Based -350-0+350 VDC Lab Power Supply
7 408
How to Make a USB-C Based 1-25V, 0-2A Lab Power Supply
8 391
How to Make a Marine Triangle Protractor for Easy Course Plotting
327
How to Make an Accurate (and Attractive!) Clock Time Sundial
39 4.1K
Modifying AC Power Meters to Read Down to Zero Volts From Their Spec of > 50 to 80 VAC
4 484
Removing Anti-reflective Coatings From Eyeglasses
1 12K
How to Make a 0 - 240 VAC and 0-350 VDC Power Supply
4 789
A Neat Little Variable Constant-Current Add-on for Power Supplies
16 1.7K
Laboratory Grade Colorimeter (inspired by a Classic, the Klett Summerson Colorimeter)
15 1.8K
10.00 V Voltage Reference to Check Meters for Accuracy
8 1.6K
Multiwavelength LED Light Source
33 3.7K
Air Exhaust and Smoke Filter System for Laser Cutters
31 7.1K
Circular Slide Rule Made With a Laser Cutter
14 3.2K
Milliammeters From Surplus VU Meters
5 1.7K
Chess Piece Display Frame
20 4.1K
DIY Nesting Lab Benches
8 2.1K
Laboratory Water Bath
40 5.9K
Laboratory Dry Bath
42 5.5K
DIY Power Supply for Gel Electrophoresis
26 4.7K
Transilluminator for DNA Gel Electrophoresis
36 11K
Simple Way to Light a String of LEDs
34 3.1K
DIY Simple & Cheap Electrophoresis Setup for DNA Separation
57 15K
Biosafety Cabinet for Tissue Culture
55 6.4K
DIY Gel Electrophoresis Box for Separating DNA
38 8.4K
ATX Based Lab Power Supply - 10th Year Anniversary Edition
129 18K
Magnetic Stirrer
30 4.0K
Stupidly Simple Way to Store Screw Driver Bits
30 6.3K
PowerBox: Recycled AC Power Distribution System From Old Computer AC Controller
20 1.7K
Parts From an Old Hickok TV Pattern Generator
3 2.0K
Making Drawer Dividers
312 14K
DIY Tool Chest With Shallow Drawers
308 15K
OMPBB - One More Project Breadboard
268 12K
The HYDRA Power Cord
7 2.3K
High Voltage Power Supply (0 - 1,500 V)
33 7.2K
Micro Centrifuge
139 9.4K
Resistance Substitution Box (0 - 100 Meg Ohm Resistance)
26 5.2K
A Simple 4 - Channel Adjustable Current Source
20 5.4K
Variable AC Power Supply (Variable Transformer)
92 11K
Variable Lab Power Supply (1 - 24 V, 0 - 1 A)
79 18K
An Easy Way to Create Professional Looking Labeled Project Panels
99 32K
Folded-horn High Accuracy Full-range Speaker System
220 82K
The OMCC Stand - One More Camera Copy Stand
30 13K
Upgrading a Car Radio (for a Toyota Corolla)
25 335K
Freezing Ice Inside Altoids Cans Make Them Stiffer for Cutting Holes, Etc.
19 10.0K
ATX Based Lab Power Supply
464 206K