EEZ H24005 Power Supply

A fully open source programmable power supply with professional, lab-quality features and performance

Jul 11, 2019

The H24005 is Dead, Long Live the BB3!

We spent many hours trying to push the H24005 concept to the next level by addressing known issues and adding new features. From this effort was born EEZ Bench Box 3 (BB3)! Read the full update.

Jul 17, 2017

Mission (Almost) Accomplished!

Today, the courier sent me pictures of final packaging on the pallets. The shipment is scheduled to arrive at Crowd Supply's warehouse on July 24th. Read the full update.

Jun 19, 2017

Assembled Modules and Firmware v1.0

Assembled modules are on the way from the manufacturer. Next up is testing and packaging. In the meantime, version 1.0 of the firmware was released. Read the full update.

May 09, 2017

Production Has Begun!

We've been busy: production has started, we've taken pictures of what the final kit will look like when unboxed, and we've released the next version of the firmware. Read the full update.

Apr 17, 2017

Production is Ramping Up

Things are starting to heat up. In this update, we share progress on the PCBAs, cardboard boxes, wire harnesses, enclosures, and firmware, as well as discuss a potential future manufacturing run. Read the full update.

Mar 23, 2017

Production Delay, Enclosure Progress, and Firmware Release

This update explains a three-week production delay, shows pictures from the enclosure manufacturer, and shows off some video demos of the latest firmware release. Read the full update.

Mar 08, 2017

First Fulfillment Update

This is the first report in a series about how preparation for campaign fulfillment is progressing. Read the full update.

Feb 24, 2017

Campaign Successfully Ended!

I just wanted to say again a massive thank you to all backers. The EEZ H24005 campaign has gone way beyond our wildest guesses. Read the full update.

Feb 22, 2017

Final Hours, Third Stretch Goal, and Waveforms

In this update, we celebrate reaching the third stretch goal, discuss pricing after the campaign, and do some show and tell with the new waveform generation feature. Read the full update.

Feb 20, 2017

Meet EEZ Studio

In this update, we give you a quick video tour of EEZ Studio, the visual toolkit we developed and used for the EEZ H24005 to create the TFT touch-screen display GUI. Read the full update.

Feb 14, 2017

Production Planning and Nearing Third Stretch Goal

As we get close to the final week of the campaign, I'd like to briefly let you know what has recently been keeping us busy. Read the full update.

Feb 03, 2017

Second Stretch Goal Reached and Much More

In this update, celebrate and review the passing of the second stretch goal, give an update on firmware progress, show off our first user-contributed SCPI application, and give a video demo showing off the remote sense features. Read the full update.

Jan 28, 2017

First Stretch Goal Reached! See the Encoder Knob in Action

We've reached the first stretch goal - thank you! All EEZ H24005 units will now come with an encoder knob. Here is a short video about what has been done to make encoder an integral part of an already rich user interface. Read the full update.

Jan 24, 2017

Stretch Goals and Survey Results

Thanks to all of you who filled out our survey for potential stretch goals. In this update, we go over the results and lay out our plans for stretch goals. Read the full update.

Jan 19, 2017

Monitoring Output Over Time

We've made a lot of progress on firmware development and just added a fourth way of presenting output values: a YT view. Read the full update.

Jan 18, 2017

Thank You and Stretch Goal Survey

Thanks to everyone who helped us reach our funding goal in less than two weeks! Read the full update.

Jan 15, 2017

Following an External Signal

The EEZ H24005’s output voltage is remotely programmable using SCPI commands and locally programmable using the touch-screen display. But what if you are experimenting with a circuit that requires a variable, rapidly changing, possibly analog power input? Read the full update.

Jan 11, 2017

Better Safe Than Sorry

I’d like to present you a few additional protection mechanisms that could save your day from simple mistakes caused by fatigue, doing something in hurry, or just trying to do too many things at once. Read the full update.

Jan 09, 2017

Channel Coupling Without Hassle

The EEZ H24005 has two isolated channels, the outputs of which can be combined to get higher voltage (up to 80 V) or current (up to 10 A), within the overall power limit of 310 W. Read the full update.

Jan 07, 2017

Thanks and First Video About Firmware M3 Features

In this update and few that will follow soon, I’d like to present to you the most important features we added to the recently released firmware M3 (milestone three). Read the full update.

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