TerraSonde the audiotoolbox AMD-3
SPL Meter forsale link from another spl guru inputs and sale
http://www.terrasonde.com/products/pdf/manual_web.pdf pdf manual
Ok there this dose A LOT it comes with the larger display screen and power cable as well as a spl secondary mic and the cable to hook the unit up to the screen. this has a spl meter, spl compotition setup, RTA (real time analyzer) speaker Polarity and a distortion meter..... Now is this dead on with the tl ? no but deff consistent and use use in the install bay as well ans messing around with spl and sq!
over all seams to be in good condition. everything works and i have messed with this and used it for a few years now. only thing i can see is the lil screw that hold the battery cap in place there is one missing still hold fine tho.
4. Price: :
have no clue i have had this for some years now and it was expensive back then so lets say 225 shipped