[Boatanchors] FS: EICO 710 Grid Dip Meters

Bry Carling AF4K bcarling at cfl.rr.com
Thu Sep 10 05:59:32 EDT 2015

For sale: EICO 710 Grid Dip Meters

Set of two in excellent condition, with one set of coils.

The EICO 710 GDO was one of the more successful tube-type, AC line powered, GDOs. It 
had a frequency range of 400kHz-250MHz in 8 overlapping ranges. Uses plug-in coils wound 
to a 0.5% accuracy on polystyrene forms. The EICO 710 GDO uses a 1:7 planetary drive on 
the tuning capacitor. It uses a 6AF4A in a Colpitts oscillator circuit. It is transformer-operated, 
and uses about 10W of AC power. 

Dimensions for the EICO 710 GDO are: 2.25" high; 2.6" wide; & 6.9" long. It weighs 
approximately 3 lbs. The exterior is Silver and Grey wrinkle finish.

Details on line at:

These are complete, in excellent,working condition with no damage.

Available for only $40.00 each plus $25.00 for the coils, original manual $10.00

Complete package including original manual only $90.00 plus shipping.

E-mail me off list to arrange purchase.

73 - Brian Carling, AF4K

More information about the Boatanchors mailing list