Taking a look this week at the budget stay alives available from Lais DCC. These are available in the UK on Ebay via:
https://www.ebay.co.uk/str/blwtechnic...
Videos about stay alives can be found here:
Larry Puckett -    • DCC Keep Alives, how they work and ho...  
   • DCC Keep Alives, making the connectio...  
   • How to Safely Use Stay Alives with Lo...  
   • Decoder And Keep Alive For A Southern...  
Soundtraxx -    • Connecting a CurrentKeeper to SoundTr...  
My video -    • Fitting a TCS KA2 Stay Alive to a Sou...