MicroPre - Miniature Single Channel Preamp for Acoustic and Magnetic Pickups
$35.95
MicroPre Specifications - Single Channel Jfet Preamp
Input - Single channel in.
Output - Single channel out.
Input Impedance - up to 10 MOhm
Output Impedance - Less than 3.5 KOhm
Battery Life - 9 volt alkaline battery: 1500 hours,
or 2 CR2032 coin cells providing a total of 6 volts: 750 hours
Size - 1 1/4" long x 3/4" wide x 3/16" thick (28.5mm x 18.5mm x 4.5mm)