YSI Oxygen Conductivity Salinity & Temperature Meter Model 85/25 FT. Not Tested.

Newport Pocket Pal (DSPH-1BPPM) DUAL pH & CONDUCTIVITY Meter

Environmental Tectonics Psychro-Dyne Psychrometric Chart

Omega Handheld Humidity Meter RH-21F With Case - Temperature & Relative Humidity

ORION RESEARCH 101 CONDUCTIVITY METER

CONDUCTIVITY METER W/4 RANGES CDH-80MS OMEGA POCKET PAL TEST MEASURING

YellowFrog 2 RMS & CW Power Meter *READ DESC*

Forston Labs LabNavigator 2 Multiparameter Meter *READ DESC*SOLD AS-IS*