I wrote about rechargeable batteries back in April 2009 and while I have expanded the installation of the iPowerUS 9V batteries to three chargers and twelve batteries at the church and one charger and four batteries in my facility, I have adopted a different approach to AA and AAA cells from that outlined previously.
Month: October 2009
Long-term stability of different batches of Ampex 456 – a guest article by Gary Galo
Here’s some info that might be useful concerning which batches of Ampex 456 are good and which have sticky shed problems.
I recently unearthed 26 brand new 10 1/2-inch reels of 456 from 8 different batches. I checked one reel from each batch by playing them back and forth at 15ips (I only played the bad reels in one direction – that was enough!). The following batches were bad: