From 2024/04/12 we are shipping a new device called SD4ST+mini Rev.1:. 
It's a more compact and prettier shape. It shares the same set of features as  SD4ST+.

Customers who purchased SD4ST+ from 1st Feb 2024 till Apr 2024 are eligible for discounted purchase of the new SD4ST+mini. Offer valid a year from the date of purchase.  For more details please visit: https://sd4st.uk.to


SD4ST+mini is compatible with all Atari ST machines -
 from Atari ST 260 (with mem upgrade) to Atari TT030; From TOS1.00 to the latest,
Please note that Atari Falcon does not have an ASCI Port hence this device can't be used. 



Description:
    SD4ST+mini Device allows you to emulate up to 2 hard drives using micro SD Cards.
    For TOS < 1.04 please use ICD Pro Driver Images as supplied mr Putink Demo Image works correctly from TO 1.04 onwards.
    It has a very good set of features at the price.

Ideal for people:
  •    who wants to start the journey to explore how hard drives work in the Atari 16bit world,
  •    wants to keep the whole collection of software in one place,
  •    move data more freely between PC and Atari (some drivers allow you to do that natively (Putnik) , some drivers req. additional transferring software (ICD)), please refer to the manual (link below))

Features:
  •         Performance: 1300KB/s read / 600KB/s write,
  •         2 Micro Cards SDHC and/or SDXC (tested on SDs: 1GB-64GB),
  •         SD Card Sense feature - supported by Atari Drivers: ICD, PeraPutnik,
  •         RTC Clock - supports ICD PRO (natively by the driver) and is compatible with Ultrasatan standard,
  •         hardware control of timing Atari's critical signals with 5-10nS accuracy,
  •         Future firmware upgrades (when available) via USB cable with provided documentation.

Specification:
  •         connects directly to the EXTERNAL ACSI port of Atari ST / STE, no additional cables are required,
  •         supports up to two MICRO SD cards (tested on SDs from 1GB to 64GB),
  •         supported drivers:
    •               ICD PRO (free),
    •               PeraPutnik (commercial) compatible,
    •               HDDRIVER (experimental)
  •         MicroUSB power connector (5V needed only) - any mobile phone charger needed - power consumption about 40mA - NOT SUPPLIED. 
  •        Please do not use USB power banks as due to the minimal power consumption they usually switch off after 1-2 minutes. 



What is included:
  • SD4ST+mini device,
  • one pre-imaged >=8GB Micro SD Card with the mentioned PeraPutink demo, so you will receive a ready to Plug&Play device for easy start.

The Pictures present the positioning of the SD4ST+mini device on various versions of the Atari computers including STFM/STE, ST short version, Mega ST, Mega STe and  TT030. 



For more information (downloads: SD card images, documentation, firmware upgrades) please visit: https://sd4st.uk.to

Full spec: https://sd4st.uk.to/specification/

  Atari computers, USB chargers and lead presented in the pictures are not included.