The passion for high quality audio. http://www.gr-research.com/.
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152 Replies
221899 Views |
21 Jan 2026, 12:11 amby fre11111 |
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410 Replies
605731 Views |
2 Jan 2026, 08:39 pm by J-dav |
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374 Replies
647289 Views |
23 Dec 2025, 01:26 am by tortoiseman2542 |
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77 Replies
166550 Views |
24 Nov 2025, 08:48 pm by nostatic |
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226 Replies
472837 Views |
13 Nov 2025, 04:52 am by JonathanWalton7 |
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244 Replies
457796 Views |
11 Nov 2025, 05:36 am by AcidTest |
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112 Replies
262374 Views |
4 Nov 2025, 06:01 pm by corndog71 |
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OB H/W Frame Wiring Info / Diagrams
Started by Captainhemo « 1 2 3 » |
53 Replies
149493 Views |
30 Aug 2025, 12:56 am by racerxnet |
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113 Replies
253599 Views |
7 Jun 2025, 01:22 pm by S Clark |
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Electra tube connector installation instructions.
Started by Danny Richie « 1 2 3 4 » |
77 Replies
252696 Views |
14 Mar 2025, 06:30 pm by peporter |
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169 Replies
359878 Views |
12 Mar 2025, 06:11 am by kuroda99 |
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135 Replies
126697 Views |
Today at 01:49 am by NXSTUDIO-DRUMMER |
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NX Studio crossover point
Started by czechm8 |
2 Replies
264 Views |
Yesterday at 09:07 pm by czechm8 |
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GR Neo 3 Waveguide for open Baffle
Started by Wigand |
2 Replies
969 Views |
5 Feb 2026, 07:04 pm by Wigand |
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Placing My Triple Threat OB Subs
Started by BrandonB |
5 Replies
1199 Views |
3 Feb 2026, 12:34 pm by Early B. |
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A/V4 Inspired Speaker Build
Started by cody69 |
5 Replies
770 Views |
3 Feb 2026, 10:18 am by cody69 |
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16 Replies
1586 Views |
2 Feb 2026, 10:06 pm by Early B. |
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Dr Tom’s NX-Tremes
Started by Norman Tracy « 1 2 » |
23 Replies
11543 Views |
2 Feb 2026, 03:51 pm by BenjaminWebber |
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19 Replies
2480 Views |
2 Feb 2026, 03:01 pm by RonP |
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90 Replies
40518 Views |
31 Jan 2026, 02:54 pm by mkrawcz |
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Adding Subwoofers to my system
Started by Jesuscookies |
12 Replies
1616 Views |
29 Jan 2026, 12:42 am by Jesuscookies |
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No-Rez
Started by ldmlholmes |
2 Replies
817 Views |
28 Jan 2026, 06:39 pm by Danny Richie |
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Miller Audio Dyna-70 amp
Started by BrandonB |
6 Replies
3345 Views |
25 Jan 2026, 06:12 pm by Norman Tracy |
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16 Replies
11907 Views |
24 Jan 2026, 04:00 am by Tyson |
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417 Replies
273773 Views |
24 Jan 2026, 01:05 am by NXSTUDIO-DRUMMER |
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Whole house generator
Started by BrandonB |
5 Replies
704 Views |
23 Jan 2026, 11:17 pm by Charles Xavier |
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27 Replies
3098 Views |
23 Jan 2026, 09:23 pm by RonP |
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Base for Bully
Started by Bucketoftruth2000 |
3 Replies
524 Views |
23 Jan 2026, 03:53 pm by Craig Young |
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GR headphone amp impressions
Started by mlundy57 |
3 Replies
2101 Views |
23 Jan 2026, 03:36 pm by heywaj10 |
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Spica TC-60 upgrade
Started by Hobbsmeerkat « 1 2 » |
20 Replies
6914 Views |
22 Jan 2026, 03:53 pm by Danny Richie |
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