Hi Huw

Thanks for update.

l did resolve in the end but as and when but mostly use the Prime. As you said a bit cumbersome but there whenever and at least know how now. One problem l had was the lead with the explorer (bought Explorer 2nd hand) which proved to be faulty!

Best Colin 🤔7

#1 DSP9,7200HCSE Upgrade,G65, DSP3200, HD621, Oppo 105D Audiocom Signature BDP, Sky Q, etc.
#2 Prime Headphone and Power Supply, Sennheiser 800.
#3 F80 Director, Panasonic TXP60ZT65, 210, Zen Mk111, Chord 8 Switch, Roon, Tidal, Explorer2, Apple iPad Pro 2nd gen.Chord M6 mains block.