Date Region Description Price Seller
EUThe Nano Q-Tron is a classic analog envelope filter tha...$94.42
USAMicro Q-TronA compact version of the classic Micro Q-Tr...$109.27
CanadaIn excellent conditionIn perfect working orderIncludes ...$72.68
USAUsed Electro-Harmonix Nano Q-Tron Envelope Controlled F...$79.99
USABought this brand new about a month or so ago. Unfortun...$74.00
USAElectro-Harmonix Nano Q-Tron 2021 - Present - Silver In...$70.00
USAWorks goodno Power adapter ![Electro-Harmonix Nano Q-...$65.00
USA2 for 1 saleEHX Q tron works perfectly in near new cond...$73.00
USAExcellent condition. Only used in my non-smoking home....$85.00
USAFully functional with some cosmetic wear ![Electro-Har...$75.00