Alan Isaacs's sailor restoration page
Sailor history -meget bra, dansk sprog
R1100 series and later equipment, amateur radio modifications, LSB conversion
Polaris Electronics A/S for current brochures and user manuals,
Photo of RT143 fitted to Norwegian coastal steamer M/S Harald Jarl (deutsch)
Photos of RT2048 and Debeg badged RM2042 DSC MODEM fitted to German coaster M/S Neuenbrok (deutsch)
Sound of a Sailor CRY2001 Voice Scrambler