• Standard Horizon Intrepid LE VHF Transceiver
• Vertex Standard CP-150 Chartplotter
• Raytheon RAYNAV 520 LORAN
• Navico Wheelpilot WP5000
• Standard Horizon DS45 Depth Sounder
• Standard Horizon SL-1 Speed/Log

I have manuals for all of the above and schematics for several.
Old but interesting LORAN installation article.