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  • Tube Amplifiers
    • OTL Amplifiers
      • OTL Amplifier "Wanemuine"
      • Stax Earspeaker OTL Amplifier "Novalis"
      • OTL Amplifier "Thule" for headphones
      • Stax Earspeaker OTL Amplifier "Nebuchaddnezzar VIII"
      • Stax Earspeaker OTL Amplifier "Nebuchaddnezzar"
      • Stax Earspeaker OTL Amplifier (older version)
      • OTL Amplifier Hy-Brasil
      • OTL Amplifier Sigirya
      • OTL Amplifier Shalmirane
      • OTL Amplifier Blue Audio
      • OTL Amplifier Capricorn MkIII
      • OTL Amplifier Capricorn MkII
      • OTL Amplifier Capricorn
      • OTL Amplifier Haunebu
      • OTL Amplifier Hartung MkII
    • OT Amplifiers
      • Tube amplifier "MiniMe Class A"
      • Tube amplifier "Working Class A"
      • Stereo Center Amp "Kadakas"
      • Tamm Audio Monoblocks
      • Extra Terrestrial Amplifier
      • Made In Estonia
      • No-Name Tube Amp
      • Battery Powered Tube Amplifier
  • Other Tube Audio
    • Full Tube Preamplifier
    • Simple Tube Preamplifier
    • Tube Crossover
    • Phono RIAA Preamp 1
    • Phono RIAA Preamp 2
    • Phono RIAA Preamp 3
    • Phono RIAA Preamp 4 & Earphone OTL Amp Combo
    • Phono RIAA Preamp 5 & 6
    • Phono RIAA Preamp 7
    • Phono RIAA Preamp "Metal Heart"
    • Phono RIAA Preamp "Metal Heart MC"
    • Phono RIAA Preamp 8 & MC Stepup Combo
    • Tube DAC 1
    • Tube DAC 2
    • Tube DAC 3
    • Tube DAC Dual Mono 7
    • Tube DAC Dual Mono 9
    • Tube DAC Dual Mono 10
    • Tube DAC Dual Mono 11 "Lefty"
    • Tube DAC Dual Mono DSD256
    • Tube DAC Dual Mono 15
    • Tube DAC Dual Mono 16
    • Tube DAC Dual Mono 19
    • Tube DAC Dual Mono DSD512
  • Other Audio & Stuff
    • "Passive Preamp"
    • Moving Coil Step-Up Amp
    • Tweeter Speakers
    • CD-Transport
    • CD-Transport mk2
    • Speaker Switch
    • Long Distance Microphone
    • Nixie Clock "Space Race"
    • Nixie Clock "Time & Music"
    • Nixie Clock "Thru The Gray Rock"
    • Nixie Clock "Thru The Gray Wood"
    • Nixie Clock "Rakvere Smart House"
    • Nixie Clock "Rabauur"
  • Fix & retrofit
    • Amplifiers
      • Audio Romy 813
      • AMC CVT2100 Tube Amplifier
      • Ayon Spark Tube Amplifier
      • Starfield VT5050 Tube Amp
      • Yaquin VK-2100 Tube Amp
      • Priboi Tube Amp
    • Radios
      • Estonia-2 MkII
      • Car Radio A-18
      • Motorola 100
      • VEF Baltika FM
      • VEF Baltika FM Stereo
      • Estonia-2 Radio
      • Salora 600V Radio
      • Riga-10 Radio
      • Rekord-53 Radio
    • Other stuff
      • Turntable with Linear Motor
      • Revox B790 Gramphone
      • Tecnics SL-QL5 Gramophone
      • Tube Tester L3-3
      • DIY Electric Car
  • Books & Data
    • Literature
    • Details and Parts
    • Software
  • Contacts
Updated 04. November 2018