Vintage black and white Doctor Q Envelope Follower audio equipment.

Electro-Harmonix Doctor Q Envelope Filter — Pedal Resale Value

Effects and Pedals

What a used Electro-Harmonix Doctor Q Envelope Filter sells for on Reverb (median of 2 recent listings).

Electro-Harmonix Doctor Q Envelope Filter value — Used $80. Prices updated August 2026.

Used
$80
New / Sealed
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Item details

Brand
Electro-Harmonix
Make
Electro-Harmonix
Model
Doctor Q Envelope Filter
Finishes seen
Silver
Used range
$80 – $80
Sample size
2 listings

Electro-Harmonix Doctor Q Envelope Filter resale value

The used Electro-Harmonix Doctor Q Envelope Filter has a median Reverb asking price of $80, ranging from $80 to $80 across 2 current listings.

What drives the price

For a used pedal, true-bypass vs buffered, enclosure wear, and whether it's a discontinued or boutique run move the price most. Vintage and limited runs command a premium; player-grade and modified examples sell for less.

Price guide

What this actually trades for — sold values by condition vs. what sellers are asking today

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ConditionValueBased on
Used$80eBay sold comps

Frequently asked questions

What is the typical used price range for the Doctor Q Envelope Filter?
Based on current listings, the used price for the Electro-Harmonix Doctor Q Envelope Filter ranges between $99 and $202.19.
Are there different finishes available for this pedal?
The Silver finish has been observed for the Electro-Harmonix Doctor Q Envelope Filter.
How many listings are currently available for this item?
There are currently 2 listings available for the Electro-Harmonix Doctor Q Envelope Filter.

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