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Hi Ian,
Thank you for buying our Pro software! I just checked in our records and it looks like the email with invoice and another email with product-key + download link has been sent to you by email... -
Does the install stop with an error message? If yes, can you post a screenshot here?
Also, are you using the Install Wizard with buttons for 'step 1' and 'step 2' ? -
Hi, Are you connected to the internet when launching DSM 4.0 for the 1st time after install? You will be prompted for your DesignSpark web login to activate the software copy.
Also, try launching... -
My download link came in the license key email.
Order ID
Download link
Product Key
If yours is different guess you need to contact support. -
@jayx
Pro licences are perpetual and always will be. An active internet connection is required to enable the license to be validated and for you to benefit from live RS component inventory checking...
Pumping and ventilating with one Siemens selector switch
Automation makes for easy, efficient and space-saving aeration and ventilation – speed control is already sufficient. For many applications, all you need is one switch, one SINAMICS G frequency converter and one motor.

How to fit a thermoelectric module in a system
This guide describes the process of mounting a thermoelectric module for use in a thermal management or energy harvesting system and for achieving the maximum potential from your TEC or TEG device.

Power over Ethernet New features and capabilities - Webinar with ON Semiconductor
An introduction to Power over Ethernet covers the basics of power transfer its characteristic and the stages of the power initialization cycle. Also, we focus on the new features of the 802.3bt standard for delivery of greater power capability.

Common applications for temperature sensors
Whether it’s compensating for temperature-dependent electrical changes, or ensuring equipment doesn’t overheat, there’s almost always a need to know whether your system is blowing hot or cold.
The Engineering Edge – Dinosaurs
Robot Dinosaurs. (That's all you need to know!)

Building a Modular Synthesiser Part 3: Modulation
Building a modulation module with sample and hold and a white noise generator.

DesignSpark Electrical (DSE) is Changing
December 3, 2019 11:23
DesignSpark Electrical (DSE) Is Changing.
Availability of v1.3 and upcoming version 2.0.

The 18th edition of BS7671 and surge protection devices
The new 18th edition of BS7671 has been out for over a year now and one area that still raises the most questions is that regarding surge protection devices.
DesignSpark New Year Giveaway 2020
We are offering you the chance to win an exclusive engineers bundle worth over £2500, including a connected coffee machine, soldering station and Nintendo Switch Lite. Sponsored by Maxim Integrated, TE Connectivity and STMicroelectronics.

Episode 2 - Lucy Goes Animatronic
How can everyday tech give the UK's oldest theme park the engineering edge? Professor Lucy Rogers PhD is heading to Blackgang Chine on the Isle of WIght, which opened in 1840, to find out how they're still going strong with the help of technology.

Which low power MCU is really the lowest power?
Are you choosing the most suitable MCU? With claims of super low power consumption, it pays to investigate a little bit further. How does the MCU perform in the real world and what are the considerations needed to match your application?

Building a Modular Synthesiser Part 2: Using Bela for The First Module
Building the Bela Pepper module, installing it and running some sample projects.
1 day ago