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  • Welcome to the North Reading Engineering Forum!  Please note that you must sign up and become a member to post or join a discussion.

HIFI AMPLIFIERS

Discussions related to both tube and solid-state amplifiers, circuits, construction methods and measurements.  
Vacuum Tube Amplifier Repairs, Restorations and Builds
Discussions related to tube amplifiers and components.

Posts: 37
Topics: 8

Last post: Mar 13, 2024, 08:26 PM Re: Scott 222C by duder1982

Vintage McIntosh Amplifier Repairs, Restorations and Modifications
Discussions related to the first-generation solid-state amplifiers, repairs, modifications, restoration challenges and replacement parts.

Posts: 62
Topics: 6

Last post: Mar 07, 2024, 07:13 AM Re: Customer build and i... by nre_admin

HIFI LOUDSPEAKERS

Discussions related to high fidelity loudspeakers including direct radiators, horn loaded, enclosure materials and construction, crossover networks and measurement techniques
Direct Radiator Systems
Discussions and topics related to direct radiators including open baffle, ported and sealed enclosures.  

Posts: 11
Topics: 4

Last post: Sep 02, 2023, 06:41 PM Re: JBL-100 Cabinet redo by nre_admin

Horn Loaded Systems
Discussions and topics related to horn loaded systems including compression drivers, enclosures and measurement methods.

Posts: 19
Topics: 5

Last post: Aug 06, 2023, 05:39 PM Re: B&C DE120-8 Replacem... by DaveA

CROSSOVER NETWORKS

Topics related to network designs, components, modifications and measurements.
Passive Networks
Topics related to network modifications or measurements on vintage loudspeaker networks.

Posts: 14
Topics: 3

Last post: Jul 18, 2023, 03:03 PM Re: North Reading Engine... by nre_admin

TEST GEAR

Topics related to oscilloscopes, analyzers and other electrical and acoustic test equipment.

Posts: 17
Topics: 3

Last post: Feb 09, 2024, 09:47 PM Re: HP 333A Distortion A... by M-HZ

160 Posts in 29 Topics by 33 Members - Latest Member: legend107
Latest Post: "Re: Scott 222C" (Mar 13, 2024, 08:26 PM)
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