First Watt B4

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Product

Site

Price

Listed

First Watt B4 @ US Audio Mart

Nelson Pass First Watt B4 configured for Magnepan 1.6qr

US Audio Mart $850 Dec 29, 2025
- Jan 29, 2026

First Watt B4 @ Yahoo Auctions

FirstWatt B4 Active Crossover channel divider ( elect li regular imported goods )

Yahoo Auctions Auction bid
¥80,000 May 10, 2025
- May 12, 2025

Canuck Audio Mart

First Watt B4 @ Canuck Audio Mart

First Watt B4 - Active Crossover (Sale Pending)

Canuck Audio Mart CA$1,175 Apr 3, 2025
- Apr 7, 2025

First Watt B4 @ Yahoo Auctions

rare FirstWatt B4 Active Crossover channel divider / PASS LABS Nelson Pas Nelson Pass

Yahoo Auctions Auction bid
¥79,000 Mar 21, 2025
- Mar 23, 2025

First Watt B4 @ Den Blå Avis

Pass / first watt b4 elektronisk delefilter

Den Blå Avis DKK 10,000 Feb 13, 2025
- Apr 13, 2025

First Watt B4 @ US Audio Mart

First Watt B4 Electronic Crossover

US Audio Mart $550 Jan 25, 2025
- Feb 5, 2025

First Watt B4 @ Blocket

First Watt B4 Analogt Aktivt Delningsfilter (Crossover)

Blocket SEK 6,500 Oct 28, 2024
- Nov 3, 2024

First Watt B4 @ Blocket

First Watt B4 Analogt Aktivt Delningsfilter (Crossover)

Blocket SEK 7,500 Jul 11, 2024
- Sep 10, 2024

First Watt B4 @ Hifisentralen

Hifisentralen NOK 7,000 Mar 18, 2024
- Mar 24, 2024

First Watt B4 @ Finn

First Watt B4 - Aktivt Delefilter

Finn NOK 7,000 Mar 18, 2024
- Mar 24, 2024

First Watt B4 @ US Audio Mart

First Watt B-4 Active Crossover with Upgraded power Supply

US Audio Mart $1,295 Dec 13, 2023
- Jan 10, 2024

First Watt B4 @ Den Blå Avis

Delefilter, pass labs, first watt b4, 0 w, perfekt, aktivt, elektronisk 2-vejs delefilter fra stormesteren nelson pass. dette delefilter kan konfigurere næsten enhver tænkelig...

Den Blå Avis DKK 10,000 Sep 16, 2023
- Oct 5, 2023

First Watt B4 @ Hifisentralen

First Watt B4/B5 ØK

Hifisentralen NOK 1 Sep 10, 2023
- Sep 24, 2023

First Watt B4 @ US Audio Mart

First Watt (Pass Labs) B4 Active External Electronic Crossover - Very Rare

US Audio Mart $999 Sep 6, 2023
- Sep 10, 2023

First Watt B4 @ US Audio Mart

First Watt B4 Active Crossover

US Audio Mart $895 Jul 18, 2023
- Jul 20, 2023

First Watt B4 @ StereoNet

First Watt B4 Active crossover

StereoNet - May 18, 2023
- May 18, 2023

First Watt B4 @ Hifisentralen

Hifisentralen NOK 6,000 Mar 12, 2023
- Mar 15, 2023

First Watt B4 @ Hifisentralen

First Watt B4 2veis aktivt delefilter

Hifisentralen NOK 9,000 Jun 17, 2022
- Sep 12, 2022

First Watt B4 @ AudioAsylum

First Watt (Pass) B4 electronic xover

AudioAsylum $1,195 Aug 3, 2021
- Aug 4, 2021

First Watt B4 @ US Audio Mart

First Watt (Nelson Pass) B4 electronic crossover with manual

US Audio Mart $1,195 Aug 3, 2021
- Aug 4, 2021

First Watt B4 @ US Audio Mart

First Watt B-4 Active Crossover with Upgraded Power Supply

US Audio Mart $925 May 22, 2021
- May 23, 2021

First Watt B4 @ US Audio Mart

First Watt B4 Crossover

US Audio Mart $1,395 Jan 25, 2021
- Jan 29, 2021

Canuck Audio Mart

First Watt B4 @ Canuck Audio Mart

First Watt B4 Active Crossover

Canuck Audio Mart CA$1,000 Jan 24, 2021
- Jan 24, 2021

First Watt B4 @ US Audio Mart

FS First Watt B4 active crossover

US Audio Mart $1,000 Nov 12, 2019
- Nov 21, 2019

First Watt B4 @ Hifisentralen

Hifisentralen NOK 6,000 Oct 7, 2019
- Oct 7, 2019

First Watt B4 @ AudioAsylum

Outlaw icbm-1 bass management system active crossover - like pass labs xvr-1 & first watt b4

AudioAsylum $249 Feb 4, 2019
- Feb 25, 2019

Reddit AVexchange

First Watt B4 @ Reddit AVexchange

For Sale: Outlaw ICBM-1 Bass Management System - Like Pass Labs XVR-1 & First Watt B4 active crossover

Reddit AVexchange - Feb 3, 2019
- Feb 13, 2019

First Watt B4 @ US Audio Mart

Outlaw ICBM-1 Bass Management System - Like Pass Labs XVR-1 & First Watt B4 active crossover

US Audio Mart $249 Feb 3, 2019
- Feb 25, 2019

First Watt B4 @ AudioCircle

Outlaw ICBM-1 Bass Management System - Like Pass Labs XVR-1 & First Watt B4

AudioCircle - Feb 3, 2019
- Feb 25, 2019

First Watt B4 @ AudioCircle

First Watt B4 Active Crossover

AudioCircle - Dec 2, 2018
- Dec 15, 2018

First Watt B4 @ AudioCircle

FS - First Watt B4 - Active Crossover

AudioCircle - May 14, 2018
- May 15, 2018

First Watt B4 @ Hifisentralen

First Watt B4mk1 aktivt delefilter

Hifisentralen NOK 7,000 Mar 23, 2018
- Mar 25, 2018

First Watt B4 @ Hifisentralen

First Watt B4mk1 aktivt delefilter

Hifisentralen NOK 7,000 8% Feb 21, 2018
- Mar 22, 2018

First Watt B4 @ Hifisentralen

First Watt B4mk1 aktivt delefilter

Hifisentralen NOK 6,500 7% Jan 22, 2018
- Feb 20, 2018

First Watt B4 @ AudioAsylum

Sold: first watt b4 active crossover

AudioAsylum $725 Apr 30, 2017
- May 13, 2017

First Watt B4 @ Hifisentralen

First Watt B4 el. delefilter Mk 2

Hifisentralen - Jan 19, 2017
- Jan 27, 2017

First Watt B4 @ Hifisentralen

First Watt B4 delefilter nye ytgav

Hifisentralen NOK 8,000 20% Jan 18, 2017
- Feb 13, 2017

First Watt B4 @ Audiogon

First Watt B4 Active Filter

Audiogon $800 Jul 4, 2016
- Jul 5, 2016

First Watt B4 @ Audiogon

First Watt B5 (B4 Prototype) Open Baffle Active Crossover

Audiogon $685 9% Jul 4, 2016
- Jul 23, 2016

First Watt B4 @ US Audio Mart

First Watt B5 (B4 Prototype) Open Baffle Active Crossover

US Audio Mart $685 9% Jul 2, 2016
- Jul 23, 2016

First Watt B4 @ Audiogon

Pass Labs - First Watt B4 Active Stereo Electronic Crossover

Audiogon $995 Jun 25, 2016
- Jun 27, 2016

First Watt B4 @ Audiogon

FIRST WATT / PASS LABS B-4 active two-way analog crossover

Audiogon $900 May 1, 2016
- May 2, 2016

First Watt B4 @ Audiogon

FIRST WATT / PASS LABS B-4 Active two-way stereo crossover satisfaction guaranteed

Audiogon $1,250 Feb 5, 2016
- Feb 23, 2016

Canuck Audio Mart

First Watt B4 @ Canuck Audio Mart

First Watt [Nelson Pass] B4 Active Crossover BNIB

Canuck Audio Mart CA$1,450 Jan 19, 2016
- Jan 25, 2016

First Watt B4 @ Hifisentralen

First Watt B4 mk1 og mk2

Hifisentralen NOK 6,000 Jan 9, 2016
- Jan 29, 2016

First Watt B4 @ Hifimagasinet

First watt b4 active crossover

Hifimagasinet - Nov 26, 2015
- Dec 1, 2015

First Watt B4 @ Audio-markt

First watt b4 active crossove

Audio-markt €800 Nov 26, 2015
- Dec 12, 2015

First Watt B4 @ Audiogon

FIRST WATT / PASS LABS B-4 Active two-way stereo crossover satisfaction guaranteed

Audiogon $1,150 Oct 14, 2015
- Oct 23, 2015

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