Mll oder gut fr ein Schlechtwetterprojekt? 04-02-2021: 16-03-2021: from not having our household appliances fully grounded. tapered quarter-wave design, JA8008+TW034/waveguide, DTQWT mkII: Supravox L26-3way, Part 1: Tannoy 15" Jenzen ATS. neglected if my reply is short. crossover ScanSpeak Discovery-CENTER, Eminence Deltalite II 2510, JA8008 used in open baffle constructions: 06-01-2022: AudioTechnology/BlieSMa, built by Harald, Germany 07-06-2021: vintage SEAS 21 TV-G and SEAS 9 TV-LG and resonant boxes, Clarion by SEAS, a Jantzen Audio, Alumen-Z, test Discontinued, diamond tweeter no longer bass section, ATS-4, drivers!! Norway, Review of ScanSpeak Illuminator-Monitor, built by Thomas, US forums, websites, etc. Norwegian Wood, review of MAE1, Single Ended Tetrode Amplifier Kit from ScanSpeak waveguides, Discontinued (Jantzen Audio does not support these kits any more ScanSpeak Studio 101 mkII SBAcoustics SBA-741, built by Daniel sandwich cone bass driver. supplemented by a wide range of audio grade capacitors. intro and experiments, Goodmans Axiom 150 mkII + Supravox 215RTF64 + LE26 dipole panel, Dali800 renovation, new tweeter and crossover. its shortcomings. QUATTRO mKII, 2-way available. Eekels' minis, 15-10-2019: Point75i, SEAS SB23NRXS45-8 + SB12MNRX2-25-4 + SB29RDAC-C000-4, AudioTechnology 10C77 What is it? 23-02-2022: pre-amplifier, driving two power amplifiers, which each runs either bass LE26 tweeters the right diy speaker project. questions regarding the constructions on this site, please contact me 18W/8531-G00 + 12M/4631-00 + R2904/7000 or R2604/832000 18-12-2021: http://www.troelsgravesen.dk/The-Loudspeaker-III.htm Open Baffle Loudspeaker. with pics, 13-06-2021 NEO3PDR (pdf), What are the ATS4-HE, high-efficiency version of ATS-4. OBL-15, built by Andreas, Germany 13M/8636-00 + D2904/9800, Mark21, 3-way, cannot be licensed. DTQWT-mkIII, built by Claus, Denmark SBAcoustics, SBA-761, built by Steve Test of MANGER MSW (Viawave/ScanSpeak/AudioTechnology) 3-way double tapered quarter-wave design, JA8008+TW034/waveguide + 2 x Beaming. 25-02-2021: Illuminator, 3-way TL design from ScanSpeak W26/8861T00, 18WU/8741-T00 line designs Read here about the rationales behind the speakers, Jenzen ATS, or mid-tweeter. Large domes, Test of SEAS T35C002, Chario Sonnet, modified Audax TW034, Ciare Tweeter ScanSpeak tweeters, D3004/660000 and D2904/710003, D3004/6640 Beryllium Bi-amping means you have a line-stage, a BMS, 18 SOUND. ScanSpeak Revelator-851 sandwich cone bass driver. read layout may differ from actual schematics. monitor/standmount from JA8008-HMQ/T35C002 drivers Welcome to my website! sponsored by Jantzen Audio (SEAS ScanSpeak Discovery-18W, built by Attilio and Moreno Testing ribbon tweeter, Viawave GRT-145-4 measurements 23-03-2021: Wharfedale SFB, pics and comments from owners 2017, renovating two Lenco L75 decks Faital 3WC-15, built by Sergio Philips 9710 Part Loudspeakers in general/FAQ/tips/ideas, etc. The Jenzen speakers, 3-way transmission Also check out how a range of 6" drivers perform on the Jenzen front and me as personal, so do not post my comments or graphics on discussion Vintage Isophon P25A. 01-11-2021: Axiom 150 mkII + Supravox 215RTF64 + LE26 dipole panel, http://www.troelsgravesen.dk/FUSION-BI-AMP-DSP.htm, http://www.troelsgravesen.dk/FUSION-3.htm, http://www.troelsgravesen.dk/ALL-FILES.htm, http://www.troelsgravesen.dk/TL-2_FA501.htm, http://www.troelsgravesen.dk/FUSION_FA251.htm, http://www.troelsgravesen.dk/Hypex-bi-amp.htm, http://www.troelsgravesen.dk/Hypex-FUSION_FA252.htm, http://www.troelsgravesen.dk/ATS4-HE_Ill-4_FA252.htm, http://www.troelsgravesen.dk/FUSION-FA122.htm, JBL L100 Jungson JA88D-09, 2 x 80 watt class A solid state amp You must be here, New SEAS W12CY006 midrange driver for CNO-GRANDE and CENTER-641, TEST: How flat is flat? 18W/8531-G00 + 12M/4631-00 + R2904/7000 or R2604/832000, Jensen 1071, 3-way, greencones, pics, links and some modelling DTQWT mkII: Spendor BC1 10-04-2022: Back to Index, RECENT UP-DATES SBAcoustics, SBA-10, built by Mariusz, Poland 07-04-2022: construction with JA8008/TW034 and Eminence Deltalite II 2515, 15" bass mkII, 3 way TL from Audio Technology 10C77-25-10-KAP, Accuton 300B, 8 wpc SET integrated amplifier ScanSpeak Ellam-dappo, built by George, US SEAS CNO-4 Testing new Jantzen Faital 3WC-15 (Faital/18 SOUND/SBAcoustics), The Loudspeaker I Room-gain, a case study contact@jantzen-audio.com. things that Tweaking the construction with JA8008/TW034 and Eminence Deltalite II 2515, 15" bass Garrard 401 http://www.troelsgravesen.dk/TL-2_FA501.htm New SEAS W12CY006 midrange driver for CNO-GRANDE and CENTER-641, 31-12-2020: Make your own damping, please check this before writing on cabinet damping ScanSpeak 10" subwoofer, built by Jason My Panasonic TV, graphics, zip file amplifier, the power amp section of the Jungson JA88D-09, Audio Mirror, high-performance/low-cost floorstander JBL L100 Century Part 3: Tannoy 19-07-2020: Sponsors, Nothing for the time being. Builders Wharfedale make a small mini into a 3-way, The importance of articles, tips, ideas, cabinet damping, coils, etc. Measuring inductance of low-DCR coils, like C-coil, CAPACITORS chamfering driver holes. 21W/8554+15M/4531-K00+R2604/832000, Jenzen SEAS NEXT 19-11-2019: ScanSpeak Discovery 3WC-mkII, built by Ling, China ScanSpeak Revelator-4R, built by Jody, US disc-washers and similar large installations. 11-06-2021: Purifi 6661 floorstander TQWT mkII: 2-way The Loudspeaker-III, Faital 3WC-10 W12CY003+22TAF/G Can you handle the truth? chamfering driver holes. panel, ScanSpeak DISCOVERY-CENTER 15-02-2022: ScanSpeak, SBAcoustics, MT320 and Accuton C30-6-024 domes ScanSpeak Illuminator-Monitor, built by Richard FLEX, 15W/8530K00 and two tweeter options, ScanSpeak Micro. introduction, Stradivari, how does wide baffles impact sound 21-12-2021: I shall not recommend any speaker for reasons outlined crossover to be separated in sections for bass and mid+tweeter. 05-12-2021: Crossover schematics cannot be bought vocals can make your hair turn grey - and can low-order filters do What it takes to The Loudspeaker-2 04-03-2020: Size matters. Revelator-851, revisisted Can you handle the truth? Academy Sonnet speaker Back to Index. How to determine dZ not be included in the mkIII articles: 02-08-2021: will make good partners. 03-11-2021: sure I need your response to make this website better. 11-05-2021: Purifi-6R (Purifi/Viawave) LCR RIAA shoot-out, EAR-912 vs vdh The Grail vs Valab LCR-1 ScanSpeak, MUN-17, built by Alex D3806/8200 + D2010/8513, STUDIO 101, Testing new Speaker constructions featuring drivers 03-10-2020: GlowMaster KT88 PP, fully balanced power amp, Faital-3WC-10 update. cabinet panels sound like? (Peerless/ScanSpeak). 10C77, 08-08-2019: Tips & Ideas A very common question, Room update Poor Man's Hul Colibri cartridge Speaker constructions featuring drivers Calculation of box volume and ports. The common habit of anonymity on discussion forums is sad, I think. Wharfedale Super 3 tweeters 03-01-2021: wiring crossovers correctly, SS 9500, 9700 and From the excellent site of Art Yoshino EAR Acute Classic CD-player/DAC Below you will find speakers amplifiers Why that is not so easy. My homage to Gilbert A. Briggs' SFB, Want to hear what your larger constructions providing less distortion and increased dynamics, Click image to go to: PAGE INDEX 07-03-2021: 27-02-2021: stepped baffles with little impact on tweeter performance Discovery 3WC-mkII and -CENTER, Studio 101 mkII, Read feedback from HES builders Ellipticor-1) and I'm not financially affiliated with any of my sponsors. 07-08-2020: Sonab OA5 mkII Read, , 2-way 11.5 liter bookshelf mini, or 25 liter OB-07 open Purifi-6R dome and D2908/7140 Beryllium dome, Waveguide for Shanling 2.1 JBL 28-04-2021: TEST: 6" and 8" midrange drivers this a wide selection of components for speaker building. ER, 3-way TL design from SEAS CA26RFX, ER18RNX and T25CF001, Also check out how a range of 6" drivers perform on the Jenzen front Edge-coating and linear distortion, prelude to CNO-GRANDE construction My SEAS CNO-25 in America Speakers and vintage stuff, High Efficiency Speakers, from: AudioTechnology DTQWT standards, but we don't. Up-date on Hypex FA251 and FA501 for 8008-CORNER, speaker for near-wall placement ScanSpeak Faital 3WC-15, built by Eric, US Thorens TD124 QUAD ESL-63 2x18W/8434-G00 + 12W/4524-G00 + D2608/913000, Illuminator-71, 18WU/4741T00 + D3004/660000 or R3004/662000, Studio 101 mkII, 18W/8542-10 and D2608/913000 Jelco TK850S + MSL Eminent EX cartridge, Yoshino EAR-868PL Open Baffle Loudspeaker. Satori, 2-way, SBA-761, 2-way floorstander, SBAcoustics Satori 3-way Classic, SBA-741, 3-way stand-mount, Bass module for SBA-741 and other smaller 5-6"+1" stand-mounts, SBAcoustics Satori 3-Way Classic, SBA-941, 3-way stand-mount, SBAcoustics Satori SBA-16-MTM, MW16P-8, TW29RN-B or TW29BN Beryllium dome, SBAcoustics 26W/8861T00 + 18W/8531-G00 + D2905/9900, Ellam FLEX 3W, Thoughts from Speakers' Corner with a few added comments. TQWT-mkIII, built by Jose, Spain The ancient Greeks plate-amp/DSP modules, Vintage speakers, JBL Tannoy, Wharfedale, Goodmans, etc. SBAcoustics, SBA-761, floor-stander, 1st order filter Thailand GlowMaster KT 88 fully balanced power amp ScanSpeak Illuminator-CENTER The Loudspeaker-3, built by Ivan The Loudspeaker-II C17WH d'Appolito: C17-I, FAQ regarding sensitivity JBL L100 3-Way-Classic-mkII, CA22RNY+MCA12RC+27TFFC, SEAS CURV, mini Bi-amping, what is it? TW034XO-P47N dome for better performance, Tweaking SWANS C17 W22EX001+W18EX001+T25C003 Wide Baffles, 27-02-2022: Illuminator Technology constructions' overview, ATELL-3, ScanSpeak/AudioTechnology/Viawave be substituted by 18W/8545-K00 if you can find 13M/8636-00 drivers. Illuminator-71 SEAS CURV, made by Riki Thress EHT Integrated amplifier. The Loudspeaker-3, built by Josip ScanSpeak Revelator-66 18W/8545-K00 + R2604/832000 dome and D2908/7140 Beryllium dome Purifi-6R, built by Bran SBAcoustics SBA-16-MTM, built by Andre, Germany (pdf file) FAQ regarding sensitivity the complete 8008 surround set, built around JA8008-HMQ/T35C002 drivers Strad-EXCEL, W22EX001+W15CY001+27TFFC driver, Use a Hypex FA251 or FA501 as a power amp for bi-amping, http://www.troelsgravesen.dk/The-Loudspeaker-III.htm, http://www.troelsgravesen.dk/Hypex-PSC2.400.htm, Should I up-grade my vintage speakers? T25 and -T29. Why my crossover Vintage speaker and high-efficiency Some hints and tips, Measuring inductance of low-DCR coils, like C-coil, Response to upgrade from standard PP caps to super-caps, Cabinet W22EX001+W18EX001+T25C003, Poor Man's Revelator 4R, mini from 15W/4531G00 and R2604/832000 17-05-2022: AD0160/T8 tweeter. 16-04-2022: Ellam 9800 mkII, Kuzma Stabi R with Check here For Read C20 drivers very hard to find, High Efficiency ScanSpeak Ekta-25, 2-way, 18W/8542-10/D2608/913000 driver turntable/Jelko 750D 09-05-2019: Acapella SE drawings, zip file Ellipticor-4 (ScanSpeak/18 SOUND/BMS) DTQWT, incl. Lenco L75 + Moerch 12" tonearm, vdh Colibri cartridge All open kit, Illumina-66, materials, etc. ScanSpeak 32W/4878T11 for Ellipticor-3 now ready for sale Ludwig 14-06-2021: SBAcoustics SBA-16-MTM, built by Marcus, Sweden drivers here available, nor any replacements! Some Purifi-6661 cabinet panels sound like? up-grade of newer commercial speakers as well as renovation of vintage speakers not listed below. all builders' response 2008-2020, chronologically, HES, make a crossover, - please read before asking for a crossover for your 10-12-2021: construction, JA8008/TW034 and Eminence Deltalite II 2515, 15" bass Peerless NOMEX-164-mkII, built by Paul, Canada Why Time-alignment Jenzen ATS (AudioTechnology/ScanSpeak) 2016 OBL-15, the successor of OBL-11, now with the new JA8008-HMQ driver 80 watt class A solid state amp - or at least some of these watts in better sound on a weekend QUAD 2812 speakers Thoughts from Speakers' Corner with a few added comments 16-02-2020: Faital-3WC-10, built by Marian, Romania StabiR turntable, Kuzma 4Point9 tonearm + Ortofon Anna D cartridge, Yoshino EAR-912, pre-amplifier, line-stage/phono stage, 2 x Yoshino EAR-861, 64 wpc bridged power amplifiers, Kuzma Stabi R with W21-3804-P2A and D3804 drivers, German SABA CA18RNX, 2-way floorstander, 2 x CA18RNX + 27TDC DACT line stage 14-08-2021: Faital-3WC-10, built by Peter Faital 3WC-12, built by Giacinto, Italy Jenzen Accu (Accuton/AudioTechnology) speaker construction, 3-WAY CONSTRUCTIONS are they and why are they so expensive? Thailand GlowMaster KT 88 fully balanced power amp, Test of van den Hul The 400 wpc digital Room Blackcones, 18-01-2022: Cabinet Chario 18W/8545-K00 + R2604/832000, ScanSpeak 3-Way Classic, Ellipticor-One, 18WE/4542T00 + D3404/552000 available. 29-09-2021: in the "choices" file, and please do not ask about the sonic differences between here, I'll do all I can to assist in successful implementation. 15H52 mid, ScanSpeak 9900 tweeter, AT-SW, 18H52 midbass and SWANS planar tweeter, ATB, specifically stated, all constructions are based on my own preferences this can be, Crossover schematics cannot be bought 08-08-2019: Find the polarity of your driver Discontinued as kits from Jantzen Audio, source components Eight + one: Can we ScanSpeak Discovery-861, built by Alberto, Italy d'Appolito, can be used for center speaker, High Efficiency Speakers, image to go to vintage intro, JBL Test of power amp, Jungson JA88D-09, 2 x 80 watt class A solid state amp, Maglev vintage Snell A3i loudspeaker CNO-GRANDE, 2 x W18NX001 + W12CY003-EC + T29CF002 07-11-2020: ScanSpeak Discovery-861, built by Tom, Canada GlowMaster KT88 PP, fully balanced power amp ATS-4 equipment not grounded as the other appliances will get ground and e.g. clear, that doing crossovers by calculation and fine-tuning by ear had 20-02-2022: 08-12-2019: 28-03-2021: 10-03-2022: I-II-III Calculation of box volume and ports. heading or image to go to SEAS constructions' overview. 08-05-2021: somebody. STUDIO 101, Which should I build? ScanSpeak Revelator 4R, built by Jerry http://www.troelsgravesen.dk/FUSION_FA251.htm suitable cabinet and crossover is basically a matter of handling fairly Passive to active? Musical Fidelity DAC M1a SEAS Jenzen-NEXT, built by Dieter Now with Be dome option SEAS CNO-GRANDE, built by Jan Jenzen Accu Response A small study. and "crossovers" Faital-3WC-10, built by Christian, Italy High Efficiency Speakers. Discovery, 22W/8534G0, 10F/8414-G10, R2604/832000 None of the 10-11-2021: W11XT, W11CY001 waveguides for ScanSpeak tweeters Test of ScanSpeak D3004/604010 Be domes 15H52 mid, ScanSpeak 9900 tweeter driver, discontinued. 8008-CENTER, built by Vyacheslav, US Why it's not so easy to My system 17-03-2021: SEAS Jenzen NEXT, update on build by CC Li, Hong Kong 9900 tweeters, why they are not interchangeable SEAS CNO-mkIII, built by RM output transformer. Pre-study for new 3-W project. Clarion by SEAS, a