Electronic Speedometers & Logs

Airmar Technology

Paddlewheel & ultrasonic speed and speed/temperature sensors

B&G (Navico)

H3000, "Hydra," "Hercules," Sonic Speed dual element, ultrasonic & conventional transducers

Euro Marine Trading

NKE "Ultrasonic Speedo", "Topline"
NKE ULTRASONIC SPEEDO
Flush, Fast and Precise. Throw away that old paddlewheel sensor and upgrade to the new Ultrasonic Speedo from Nke Marine Electronics. Fit your existing thru-hull, and mounts flush with your hull. Maintenance free, you can even apply bottom paint right over the sensor. Compatible with all other electronic brands.
62 Halsey Street
Newport, RI 02840

Moor Electronics

Moor apparent-wind and analog instruments
U25K-KNOTMETER—The Moor Electronics U25K is a self powered knotmeter. This traditional round instrument has over 30 years of proven reliability. Prices for our instrument start around $165.
95 Dorothy St
Buffalo, NY 14206

Nexus Marine/Ocean Equipment

Nexus digital, analog repeaters

Ocean Equipment

JDC"Speedwatch wireless wrist readout from external no-hole hull sensor/internal transmitter

Ockam Instruments

Digital system modules

Raymarine

ST Series

SignetMarine

SL11 self-powered analog knotmeter & "SL" & "SmartPak"

Simrad (Navico)

IS20 digital

Swoffer Instruments

Swoffer service only

Tecnautic (Electronics)

Log-6 digital with paddlewheel sensors

Velocitek

Portable GPS speed, heading & VMG unit