From private collection up for sale extremely rare excellent condition 1979  “Long Dash” “Silver Screw” “Skeleton Switch” Boss PH-1 Phaser.

Serial Number 8200, Made in Japan (Black Label).

Fully working, with a very few signs of use, complete with box and extremely rare paperwork.

I also throw in a specific, very rare, Boss ACA-220 power adapter and a genuine brand new era-alike Toshiba 9V S-006P battery.

Photos speak for themselves.

Worldwide shipping, ask for quotes.

Follows description from Equipboard:

The Boss PH-1 Phaser is a classic, early analog effects pedal known for its simple two-knob control, warm sound, and robust construction. It was one of Boss's first compact pedals, originally designed to emulate the sound of a rotating speaker cabinet but quickly embraced for its unique phasing effect. 

Key Features and Description

• Analog Circuitry: The PH-1 is a fully analog pedal, which contributes to its "lush, natural warmth" and classic vintage sound that many musicians prefer over modern digital alternatives.
• Simple Controls: The pedal features a straightforward, two-knob interface for easy operation:
• • Rate: Controls the speed of the phasing sweep, ranging from a very slow 16 seconds to a fast 100 milliseconds.
  • Depth: Adjusts the intensity or profoundness of the effect, from shallow to deep.
• 4-Stage Phasing: It utilizes a four-stage phasing circuit, which provides a smooth, subtle, and musical modulation effect.
• Durable Build: Like all Boss pedals from that era, it is known for its durable construction and reliability, making it suitable for live performances.
• Historical Significance: Produced in Japan from November 1977 to November 1981, it was one of the initial trio of Boss compact pedals (along with the OD-1 Over Drive and SP-1 Spectrum).
• Power Supply: The original unit requires a 9V DC (BOSS ACA) power supply or a 9V battery.

Sound Profile

Reviewers praise the PH-1 for its subtle, three-dimensional warmth and "syrupy" sound, which some compare to a less aggressive version of the MXR Phase 90 or Phase 45 with more depth adjustment. It is versatile enough for various genres, from laid-back music to rock and funk, and can produce sounds bordering on the vintage Uni-Vibe effect. 

The PH-1 was later succeeded by the Boss PH-1r, which added a third "Resonance" (feedback) control for a more pronounced and customizable effect. The original PH-1, without this control, is valued for its inherent, classic tone and simplicity. 

Disclaimer: minor characteristics due-to-age such as light pots scratching /  hums / hisses / clicks on every 10+ years old electronic equipment for sale may occur. 

During the life span of the items, repair or restoration actions may have been made and different era / craftsmanship components may have been used.

For mentioned items are sold as-is according to the description and provider / e-commerce platform rules.

Please make sure that your shipping address is correct prior to purchasing, incorrect addresses and failing to fulfil eventual customs fees and instructions will result in additional costs.