
The 412 BOGN-B V30 captures a BOGNER™ 4×12 cabinet — the straight (B-type), closed-back build, put together from rugged birch plywood. For a 4×12 it lands with unusual weight: thicker at the core than a Marshall straight (B) cab, with real mass behind every note. The low end stays tight and unwavering, and the foundation holds together even when pushed — so riffs keep their outline at high gain. Nothing about it is flashy; the quality of the materials and the build simply comes through in the sound. It's the straight cab players keep coming back to.
It's loaded with the original Celestion™ Vintage 30 — the ceramic-magnet speaker, here in early British-made examples. Introduced in 1986 for the Marshall Studio 15 combo, the Vintage 30 was designed to recreate the character of the 1960s alnico speakers (like the Celestion Blue) with a more manageable ceramic magnet. It balances a chewy upper-mid with a tight low end for a dense, focused tone.
The capture is routed through an API™ 512c microphone preamplifier, a direct descendant of the original 2510/2520 discrete op-amp lineage. The 512c brings the API character built through decades of console work: a deep, controlled low-end, an extremely low noise floor, and a punchy midrange that projects forward. The Neve VR version of the same cabinet sits alongside it as the warmer, more vintage-leaning alternative.
- SpeakerCelestion™ Vintage 30
- Power60 W per driver
- Impedance16 Ω each
- Configuration4 × 12″ straight (B-type), closed back
- ConstructionBirch plywood


— Available in 96 kHz / 48 kHz / 44.1 kHz





Microphones Used
01 / dynamic
57IIISM57 Unidyne III
based on a Shure™ SM57 Unidyne III
The most-used dynamic mic in rock history. Tight, punchy midrange — the standard close-mic on guitar cabs since the 1960s.
02 / dynamic
906e906
based on a Sennheiser™ e906
Modern dynamic with flat-design body — sits flush against the grill. Tight midrange focus, easy to position.
03 / dynamic
M421MD421
based on a Sennheiser™ MD421
Large dynamic mic with detailed response and bold low-end. A studio standard on guitar cabs and toms.
04 / ribbon
R121R-121
based on a Royer Labs™ R-121
Premium ribbon microphone with smooth frequency response and natural sound reproduction.
05 / ribbon
VR1
based on a sE Electronics™ VR1
Ribbon microphone with warm, smooth low-mids. Tames harshness and adds a vintage-tape character.


Founded in 1999, GUITAR TRADERS keeps over 300 vintage guitars and amplifiers in stock across its ATSUGI and TOKYO shops.
It is known as a destination sought out by players from Japan and abroad in search of exceptional instruments.
This IR was produced from a cabinet specially loaned from GUITAR TRADERS' stock.
We sincerely thank them for their cooperation in bringing the voice of these storied instruments to today's players.




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