Brand Ortec
Model Ortec 4890 & Ortec 490B

Check the listing for details. Ortec 4890 Pre-amp, Ampli & Single channel analyzer plus an Ortec 490B Amplifier. Condition: For parts or not working. Listed at 75.00 USD. Ortec 4890 Pre-amp, Amplifier & Single channel analyzer plus an Ortec 490B Amplifier No way to test further.

$37.50
$75.00