Radio earth system for wooden or fibreglass vessels in sea or fresh water - 96% copper
Surface area: 1100 sq cm (1.21 sq ft); Dimensions 240x130x20mm (9.5x5x0.75in); Impedance less than 1 ohm (measured) at 5 MHz in sea water; Integral copper studs with stainless steel washers and nuts for fitting and connection; more

Radio earth system for wooden or fibreglass vessels with aluminium outboard legs or where bronze fitting should not be used to prevent electrolysis
Surface area: 1100 sq cm (1.21 sq ft); Dimensions 240x130x20mm (9.5x5x0.75in); Impedance less than 1 ohm (measured) at 5 MHz in sea water; Integral stainless steel studs, washers and nuts for fitting and connection; more

Radio earth system for MF/HF base stations
HF: 9.5M/32H/S earth mat for ground mounting, 4 x 12m (39.5ft) 7/1.04 hard drawn bare copper wires with 0.45mx12.7mm (1.5ftx1/2in) outer end spikes and inner end attachment bolts; ground plane for roof mounting, 4 x 12m (39.5ft) 7/1.04 hard drawn bare copper wires with end insulators, outer end anchor lugs and bracket attachment bolt.
MF: earth mats/ground planes designed to suit site conditions.

Lightning protection for HF open wire antennas and whips, land and shipboard
Maximum RF power 1kW PEP; Maximum discharge 5kV 1.2/50 microsecond (rise/fall times); 5kA 8/20 microsecond current pulse; Dimensions 210x107x82mm (8.25x4.25x3.25in); more

Lightning protection for DC external cables,
land and shipboard
Maximum surge current 10kA; Operating voltage 12/24/32V DC; Current rating 10 Amps continuous; Dimensions 66x58x114mm (3x2.3x4.5in); more

Lightning protection for AC external cables,
land and shipboard
Maximum surge current 50kA; Operating voltage 110/240V AC 50 or 60 Hz; Current rating 10 Amps continuous; Dimensions 66x58x114mm (3x2.3x4.5in); more

Coxial surge suppressor gas discharge unit for inline50 ohm coaxial cable MF to 2 GHz
Maximum RF power 1kW PEP; Maximum RF power 1kW PEP; Maximum discharge current 10kA 8/20 microsecond (rise/fall times); 5kA 8/20 microsecond current pulse; Dimensions 25x25x56mm (1x1x2.2in); more

Lightning protection for ships and building rooftop areas
Rods are strategically located around the upper perimeter of the area to be protected to provide a low impedance path for lightning strikes to ground; Current capability: multiple strikes of 250,000 Amperes; Total inductance: 3.2 micro henries; Total resistance: 0.7 milli ohms; Wind survival 250 km/h (156 mph); Overall height: available in 3 lengths 3m, 4m and 5m (9.8, 13.1 and 16.4 ft);. Diameter: base element 32mm (1.3in), base flange 152mm (6in); Connection: direct to earth system or metal deck/superstructure via stainless steel stud (at side); more

Automatic antenna tuning unit for HF communications
Weatherproof case; Frequency range 1.8-30 MHz with suitable Moonraker antenna; Power Capability (PEP) 10-150w; VSWR typically less than 2:1; First tuning time typically less than 4 seconds, retune less than 15 milliseconds; Impedance 50 ohms; DC input: typical operating range 10-15v CD 0.9 amps average; Dimensions: 406x292x83mm (16x11.5x3.25in); more

Portable manual antenna tuning unit for HF communications 3-9 MHz
Designed to tune short whip type antennas (eg type TLW) or wire types approx. 3m (9.8ft) in length; Frequency range 3-9 MHz with suitable Moonraker antenna; Power Capability 50w CW; VSWR typically less than 1.5:1 (3M antenna); Tuning time (random) typically less than 4 seconds, ; Impedance 50 ohms (nominal); Passive device; Connection via BNC female jack (in base); Dimensions: 270x50x50mm (10.6x2x2 in); Weight 680g (1.6 lbs); more

for mounting antennas on cabin side, stub mast, buildings, masts, etc
150x110mm dia (6x4in) to suit Type 100W
100x50mm dia (4x2in) to suit Types 29W, 22W, 25P
63x35mm dia (2.5x1.375in) to suit Types 18W, 15W, MD, MD-G3, 15BC
50x30mm dia (2x1.2in) to suit Types 12W, BC Loop; more

for mounting antennas on sloping cabin sides, etc.
50x50mm dia (2x2in) to suit Types 29W, 22W
35x50mm dia (1.4x2in) to suit Types 18W, 15W, MD, MD-G3

Heavy duty lay down mechanism for large base mounted shipboard and base station antenna systems
Suits GMDSS antenna type 100B/S; Manual or screw assisted operation; versions available to suit other antennas.

Heavy duty continuous angle adjustment for antennas
Suits antennas to 4.6m (15ft), or 5.5m (18ft) with additional top gate end mount; Dimensions: 93x57x150(h)mm (3.7x2.2x5.9in); more

Angle adjustment in two planes for antennas
Suits antennas to 2.6m (9ft), such as MD, 27S/D, etc.; Dimensions 90x115(h)mm (3.5x4.5in); more

for high RF voltage feeds through decks, bulkheads etc
3kV: Small size: Overall height 65mm (2.5in); Decks/Bulkhead range 3-25mm (0.12-1in); more
7kV: Large size: Overall height 125mm (4.875in); Deck/Bulkhead range 3-25mm (0.12-1in); more
15kV: Extra large size (reversable): Overall height 172mm (6.75in) or 1021mm (4in); Deck/Bulkhead range 114mm (4.5in) max; more

30kV RF high voltage, ribbed for supporting long wire antenna HF systems
Overall length 270mm (10.6in); Tensile strength 1100kg (2420 lbs) minimum; more

for HF antenna feed cable
25mm (1 in) standoff; UV stabilised PVC insulator, includes stainless steel screw

56/0.30 tinned copper high voltage silicone insulated antenna feed line.

RG58C/U coaxial cable, 50 ohm, military specification, tinned copper inner conductor and outer shield
RG59B/U coaxial cable, 75 ohm, military specification, tinned copper inner conductor and outer shield

7/1.04 multi strand hard drawn copper cable for long wire antennas, earth systems, etc.

for HF radio to shipboard earth plate or to earth stake connection from ATU
Dimensions: 50.8mm wide x 0.5mm (2 in x 26 gauge)