EVP Chamber Ghost Box
Infraportal EVP Chamber
PSB7 Amplified Speaker Amp
EVP Chamber

Infraportal EVP Chamber / Amplified Reverb Speaker




Infraportal EVP Chamber / Amplified Reverb Speaker

Infraportal EVP Chamber – Amplified Speaker For Ghost Boxes And EVP Playback With Over 90 DSP Effects.  Connects To All Devices With A 3.5mm Audio / Headphone Output Jack.  Simply Connect Your Device To The Box Using The Supplied 3.5mm Male to Male Connecting Lead.

Please Note This Device Does Not Include Its Own Internal Sweep Radio.  We Do However Build The Same Box Including Our Sweep And Store Radio That Can Be Found Under The Spirit Portal Section Of Our Store.

Based On Our Original Infraportal Spirit Box, This Model Offers An Option For Customers That Wish To Use Their Own Spirit Box Such As The PSB7, or Playback Their EVP Recorder Or Other Devices With A 3.5mm Audio Output Via This Portable Amplified Speaker With Digital Sound Processing Effects Including;

  • Standard Clean Sweep With No Effects
  • Reverse Sampling
  • High / Low Pitch Sampling Resulting In Higher and Lower Octave Voices
  • Various modes and levels of Echo (Cave, Hall, Chamber, Stadium, Etc)
  • Doppler Effect
  • Phaser
  • Dual Voice With High / Low Pitch Echo
  • Comination Effects Mixing The Above

This Really Is A Very Capable Box, Basically Offering Many Of The Effects Found On Many Of Todays ITC Tablet Based Applications.  These Effects Are Almost Unheard Of On Physical Boxes, Likewise Tablet Based Apps Do Not Offer Such Variation Of Effects Or The Loud Amplified Volume , Depth and Clarity of Sound.

These boxes are built to order.  In general we build them during the weekend and despacth on Mondays.  In all cases all orders are built and despatched within a maximum of 5 working days.


3.5MM Audio Input

Wooden Vintage Radio Shell

Battery Holder, Supplies power to the circuity. Requires 8 x AA batteries (Not Included).

Volume Knob, just rotate to adjust the volume. The Ghost Box Radio is fitted with an amplifier circuit and large speaker providing a sufficient level of volume.

Digital Sound Processing Selection Knob, giving the choice of over 90 different effects.

Appearance / Customised Service

Depending on availability of the donor Radio shell, the Ghost Box Radio may differ very slightly in appearnce to the images shown.

If you would like a specific style of radio with certain features or additional options such as Static, EMF or REM capability then please feel free to get in touch and we can discuss your design further.

Should you prefer to build your own box, we also supply the components and circuitry in kit form.



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