Archive for September 25th, 2026
Pioneer SM-70 SF-70 OD-240 Vintage Tube Amplifier Audio Set Power Tested
Friday, September 25th, 2026
Pioneer SM-70 SF-70 OD-240 Vintage Tube Amplifier Audio Set Power Tested. Rare vintage Pioneer 3-piece tube audio component set including the SM-70 stereo power amplifier, SF-70 electronic crossover network, and OD-240 control amplifier unit. Audio output and detailed functions have not been tested. The units show scratches, stains, oxidation and age-related wear consistent with vintage equipment. Only the items shown in the photos are included. Information for International Buyers.