GGB is open, but we have no means of communication at this time. Our internet service is scheduled to be repaired by Thursday Oct 6th. We will continue to update customers as we have the ability to do so. Shipping is extremely limited at this time as there is damage to local facilities.
Staff will return your calls and emails in the order they are received once we have service back.

Product Listings

Picoprobe® High Impedance Active Probes:

1 Model 7 and Model 7A (dc to 500 Mhz, 50 ohm)
2 Model 12C (dc to 500 Mhz, 1 Megohm/0.1pF)
3 Model 34A (dc to 3.0 GHz, 10 Megohm/0.1pF)
4 Model 35 (dc to 26.0 GHz, 1.25 Megohm/0.05pF)
5 Model 18C and Model 19C (dc to 350 Mhz, 10 femtoamps/0.04pF)
6 Model 28 and Model 29 (dc to 1 Ghz, 10 femtoamps/0.04pF)

Microwave Testing:

7 Model 10 (dc to 11 GHz )
8 Model 40A (dc to 40 GHz / 2.9mm K connector input) w/ nickel alloy contacts for probing aluminum pads
9 Dual / Differential Microwave Probe (two microwave probes on one positioner – 40A, 50A, 67A, or 110H)
10 Model 40M (ultra low loss – dc to 40 GHz)
11 Model 50A (dc to 50 GHz / 2.4 mm connector input)
12 Model 67A (dc to 67 GHz / 1.85 mm V connector input)
13 Model 110H (dc to 110 GHz / 1.0 mm connector input)
14 Integrated Balun Probes
15 Multi-Contact Wedge (combines multiple RF and DC contacts – dc to 40, 50, 67 or 110 GHz)
16 Probe Cards (surrounds a circuit with high-density RF and DC contacts – dc to 40, 50, 67 or 110 GHz)
17 Model 50 (33 – 50 GHz / WR-22 waveguide input)
18 Model 75 (50 to 75 GHz / WR-15 waveguide input)
19 Model 90 (60 to 90 GHz / WR-12 waveguide input)
20 Model 120 (75 to 110 GHz / WR-10 waveguide input)
21 Model 140 (90 to 140 GHz / WR-8 waveguide input)
22 Model 170 (110 to 170 GHz / WR-6 waveguide input)
23 Model 220 (140 to 220 GHz / WR-5 waveguide input)
24 Model 325B (220 to 325 GHz / WR-3 waveguide input)
25 Model 500B (325 to 500 GHz / WR-2.2 waveguide input)
26 Model 1100B (750 to 1100 GHz / WR-1.0 waveguide input)
27 Calibration Substrates (for probe tip calibration – available in 9 standard models)
28 Differential Calibration Substrates (for two, three or four port probe tip calibrations)

DC Disposable Probe Tips:

29 T-4 Series Tungsten Probe Tips (A small diameter Tungsten wire attached to a larger wire body)
30 ST-Series Solid Tungsten Probe Tips (A large diameter solid Tungsten shaft precision tapered to a durable point)