Digital Earth Resistance Tester

Find out how good your earth system is with this Digital Earth Resistance Tester. Employs 3-pole Fall-of-Potential method to measure resistance of earth system electrode. Offered in original shipping box, containing:
1 x Victor 4105A Earth Resistance Tester S/N:99508872
2 x Auxiliary Ground Rods for Current injection and Potential sampling
3 x Test Wires (Green 5m / Yellow 10m / Red 15m)
2 x Auxiliary Test Wires (Red + Green)
1 x Canvas Carry Bag (WxDxH 230 x 100 x 250mm)
1x Neck Strap to fit Instrument
1 x User Manual

Features:
User friendly operation
Large LCD display (84.8 x 59.8mm), max display "1999"
Measuring Ranges; Resistance 20 / 200 / 2000 Ohms, AC Earth Voltage up to 200V
Resistance measurement uses AC (approximately 500Hz) current injection
2% basic accuracy
Internal Battery powered (8x AA cells), or from isolated external 12V DC
‘Low Battery’ Indicator (icon)
“OK” indicator LED illuminates if connections are correct

Bids over $100
email please to branch.81@nzart.org.nz
Delivery to be arranged at purchaser’s cost.

DC/DC Converter

1x Digitec AA0236 (new in original packaging)

Input Voltage:  6~28V DC
Output Voltage:  3 / 6 / 9 / 12 / 15V DC
Output Current:  1.5A maximum
Dimensions:  60mm (L) x 45mm (W) x 20mm (D)
Weight:  110g
Starting price: $10
Offers, email to branch.81@nzart.org.nz
Delivery to be arranged at purchaser’s cost.

Coaxial Switch (Relay)

1x RLC Electronics Model SR-2 N-H

Frequency Range: DC to 12.4GHz
Impedance: 50 Ohms
Connectors: Type N
Switch Type: Single Pole Change-Over (Break before Make)
Power Rating: 250W min.
Insertion Loss: 0.3dB @ 7GHz, 0.6dB @ 12GHz
Isolation: 60dB @ 7GHz, 55dB @ 12GHz
Coil: 12V DC / 20 Ohms / 600mA
Switching Time: 20mS max.
Weight: 240g 
Starting price: $80
Offers, email to branch.81@nzart.org.nz
Delivery to be arranged at purchaser’s cost.

Polyphaser Surge Arrestor

1x IS-60V-30A-FG Floating Ground 30A (new in original packaging)

Dimensions:  112mm (L) x 60mm (W, 98mm over mounting tabs) x 68mm (H)
Weight:  510g
Starting price: $65
Offers, email to branch.81@nzart.org.nz
Delivery to be arranged at purchaser’s cost.

M68702H VHF RF Power Module

For sale, 1 only brand new (in un-opened ESD protective bag) Mitsubishi M68702H 150~175MHz 12.5V 60W FM Power Block

Data Sheet  Data Sheet 

Starting price: $40
Offers, email to branch.81@nzart.org.nz
Delivery to be arranged at purchaser’s cost.