Sparkler Audio model S509 "nostalgia II" ― Stereo FM/AM Tuner


Compact size FM/AM tuner with superlative sound quality. We thoroughly pursued high sensitivity and internal noise reduction, resulting in further improvement to clear and high fidelity reception, performance and fine musical expression. In addition to the current-mode output, you can connect s509u directly to conventional voltage-mode amplifiers thanks to the unified electronics topology



  • FM Antenna: F-type connector (75Ω coaxial)
  • FM Band: 87~108MHz (world wide) 50/75µs de-emphasis, stereo
  • FM Features: 2.2µV EMF (@S/N = 26dB), stereo S/N 50dB, AFC
  • AM Band: 522~1620kHz (9kHz step, Europe/Asia/Africa)
  • AM Features: 30µV EMF (@S/N = 26dB), AFC (automatic frequency control), no AM stereo supported
  • Line Output: 1 x Line Stereo Analog RCA
  • Size: W200 × H100 × D57mm
  • Weight: 900g (without power cable)
  • Power Consumption: less than 5W