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Prima Luna Prologue One. Serviced!

Prima Luna Ptologue One Manufacture, Verification and Dimensions
 Designed by Marcel Croese and one of the most prestigious transformer designers in the USA .
  • Premium parts. Fully vented chassis, chassis-mounted ceramic tube sockets, Alps potentiometer, Nichicon and Realcap capacitors.

The PrimaLuna ProLogue Its official dimensions are 368 × 191 × 404 mm (W × H × D) and its weight is ≈17.2 kg. These values are consistent across all authoritative sources (PrimaLuna archives, HiFi Engine, and dealer specifications).

Verified Dimensions & Weight (PrimaLuna ProLogue One)

  • Width — 368 mm

  • Height — 191 mm

  • Depth — 404 mm

  • Weight — 17.2 kg

These measurements include the tube cage installed.

Manufacturing Verification

  • Rear serial plate — Should show PrimaLuna logo, model name, and voltage rating

  • Tube complement —

    • 4 × EL34 output tubes

    • 2 × 12AX7

    • 2 × 12AU7

  • Auto‑bias system — Signature PrimaLuna feature

  • Transformers — Custom toroidal power transformer + wide‑bandwidth output transformers

  • Front panel — Brushed aluminum with central volume knob and input selector

Key Technical Highlights

  • Power output — 35 W/ch (EL34 ultralinear)

  • Inputs — 5 line‑level RCA

  • Output impedance — 4Ω & 8Ω taps

  • Frequency response — 10 Hz – 30 kHz

  • Biasing — Fully automatic

Warranty Information

  • 30 days warranty standard applies to all on-sale products! Contact us for the extended package!
  • Please do not attempt to open/disassemble the goods regards to any reason to ensure the process and your safety without our instruction, or the warranty/support will be voided.
  • Please contact us ASAP within 30 days as any warranty/support policy time-frame will be applied once the item is marked as DELIVERED on the used carrier's site, otherwise we won't accept any reason to extend the warranty or solve any matter related to the unit.

Shipping Information

  • We use the best shipment services worldwide. 100% Trackable
  • Customer Pick-Up can be arranged for local sales if it can be done in a timely manner.
  • Please contact us before purchasing any oversized items (that could exceed 29 kg) such as Speakers, Home System System Speakers, Console...
  • The shipping fee that eBay provides might NOT be correct. Making the payment without our notice for these items might delay the shipment.
  • Please be understand that we're always trying our best in Packaging, however, delivery Time Frames sometimes could be affected by a variety of reasons - We don't accept refund/return due to shipping delays - Please patiently wait for its arrival before any further assistance.
  • Please refuse to the packaging with signs of visible heavy damage on the outside such as bend, water damage...

Hours of operation are Monday to Friday 10:00AM to 6:00PM EST. 

Or On Saturday 10:00AM to 2:00PM

Customer service (613)725-1157

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