# Befaco BF-22

drillable.com › eurorack › makers › befaco-org › bf-22.
As of the capture of 9 Sep 2026; the index built 17 Sep 2026, 19:56 UTC · [cites, never asserts](/standing).
Source: https://befaco.org/docs/BF-22/BF_22_User_Manual.pdf and https://www.befaco.org/bf-22/ · quotes only, no licence recorded.
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## Records read from it (38)

By drillable.com ([llm-extract/1](/standing#methods)); scored precision 1.00, recall 0.41 on the harness's last sample of 44.

### [bf 22](/eurorack/makers/befaco-org/bf-22) (28 records)

- **type** = dual hi/low-pass filter · as [bf 22 · bf 22](/eurorack/makers/befaco-org/bf-22) · [quote](/hashes/sha256:08c97359555ed740afadadc7a0103939be9a07ffbd4003d163a2f4460ad900bd?trace&start=489&end=531) · [sha256:7eff52e84cdb0b3f…](/hashes/sha256:7eff52e84cdb0b3f10051a914f2fc91dd4f4667841383e091e4146aea8e9116a) · same value when read [9 Sep 2026, 12:27 UTC](/hashes/sha256:b0d66ef1331edb1617e0917c42076a4b5f04cfadd9d91b4af5356e3584c926f8)
- **based-on** = Sallen-Key filter from the early MS-20 · as [bf 22 · bf 22](/eurorack/makers/befaco-org/bf-22) · [quote](/hashes/sha256:08c97359555ed740afadadc7a0103939be9a07ffbd4003d163a2f4460ad900bd?trace&start=532&end=586) · [sha256:c8b3e9ae439cb32f…](/hashes/sha256:c8b3e9ae439cb32f6d8f9dd42bd5b8c79047d7b20f262e6b0724942b282247e1)
- **based-on (as inspiration)** = Sallen-Key filter from the early MS-20 · as [bf 22 · bf 22](/eurorack/makers/befaco-org/bf-22) · [quote](/hashes/sha256:a8fa098d093f4236fa1cdecac3698f76051dbbc73559267e97b63a35c9ee771d?trace&start=533&end=705) · [sha256:cd885229c5373d64…](/hashes/sha256:cd885229c5373d64a86cd13dd89207fdbd377f0ae193abf3dcf7218bba2085a9) · same value when read [9 Sep 2026, 12:26 UTC](/hashes/sha256:220db66f7ba6326dbd77015a285d039b518acf12279b8e1ac28031b003883009)
- **features** = attenuverters (inverter-attenuators) in addition to the normal CV control for Cut-off and Resonance · as [bf 22 · bf 22](/eurorack/makers/befaco-org/bf-22) · [quote](/hashes/sha256:08c97359555ed740afadadc7a0103939be9a07ffbd4003d163a2f4460ad900bd?trace&start=588&end=704) · [sha256:10f11e1139eefcec…](/hashes/sha256:10f11e1139eefcecaf3fcdf6b89dd6b4a27bb31efddffd3969166ad2faa1a71b)
- **note** = The module offers a little more presence in the Resonance than the original. · as [bf 22 · bf 22](/eurorack/makers/befaco-org/bf-22) · [quote](/hashes/sha256:08c97359555ed740afadadc7a0103939be9a07ffbd4003d163a2f4460ad900bd?trace&start=705&end=782) · [sha256:beeafbdf11b5ce9a…](/hashes/sha256:beeafbdf11b5ce9a5b48796bd3d0732270c487050c3ec484c31d29801f5aa83c)
- **compatibility** = Eurorack Compatible · as [bf 22 · bf 22](/eurorack/makers/befaco-org/bf-22) · [quote](/hashes/sha256:08c97359555ed740afadadc7a0103939be9a07ffbd4003d163a2f4460ad900bd?trace&start=959&end=980) · [sha256:af9e69d9be18acfc…](/hashes/sha256:af9e69d9be18acfcbb04495306325581dda021df8f9b09ac8140c91246bcef1c)
- **supply** = +/-12V or +/-15V without need for modification · as [bf 22 · bf 22](/eurorack/makers/befaco-org/bf-22) · [quote](/hashes/sha256:08c97359555ed740afadadc7a0103939be9a07ffbd4003d163a2f4460ad900bd?trace&start=981&end=1058) · [sha256:6c24d21aae3a7158…](/hashes/sha256:6c24d21aae3a71589a2e3bf7d5c14a35734eda58cfe001909421b39bd6a4ef20)
- **supply-voltage** = +/-12V or +/-15V · as [bf 22 · bf 22](/eurorack/makers/befaco-org/bf-22) · [quote](/hashes/sha256:a8fa098d093f4236fa1cdecac3698f76051dbbc73559267e97b63a35c9ee771d?trace&start=982&end=1059) · [sha256:b82298ee3a2ec380…](/hashes/sha256:b82298ee3a2ec380217f654bf1a2d1c556c2409fc3784f18df37150ec791fd8c)
- **current-draw-negative-12v** = 35 mA [disagreement] · as [bf 22 · bf 22](/eurorack/makers/befaco-org/bf-22) · [quote](/hashes/sha256:08c97359555ed740afadadc7a0103939be9a07ffbd4003d163a2f4460ad900bd?trace&start=1059&end=1103) · [sha256:6ac0035febe9bc04…](/hashes/sha256:6ac0035febe9bc044b91e58be44ba772a844527b991961bb4f45d9822c1b1293)
- **current-draw-positive-12v** = 40 mA · as [bf 22 · bf 22](/eurorack/makers/befaco-org/bf-22) · [quote](/hashes/sha256:08c97359555ed740afadadc7a0103939be9a07ffbd4003d163a2f4460ad900bd?trace&start=1059&end=1103) · [sha256:9ff28e140d41cb29…](/hashes/sha256:9ff28e140d41cb29d2d9d672dc3b652cd9aed2d1273d879554c690b41f7ada22) · same value when read [9 Sep 2026, 12:26 UTC](/hashes/sha256:2a846d7025999737c4876680c07aab68d3865b0a2d198ecf1d7c040a8e71353d)
- **current-draw-positive-12v (as current-draw-positive)** = 40 mA · as [bf 22 · bf 22](/eurorack/makers/befaco-org/bf-22) · [quote](/hashes/sha256:a8fa098d093f4236fa1cdecac3698f76051dbbc73559267e97b63a35c9ee771d?trace&start=1060&end=1104) · [sha256:909a4c16c7210175…](/hashes/sha256:909a4c16c7210175bcdc21ee80baa75ea1b367780728f662a923af4c25d5d4a3)
- **current-draw-negative-12v (as current-draw-negative)** = 35 mA [disagreement] · as [bf 22 · bf 22](/eurorack/makers/befaco-org/bf-22) · [quote](/hashes/sha256:a8fa098d093f4236fa1cdecac3698f76051dbbc73559267e97b63a35c9ee771d?trace&start=1060&end=1104) · [sha256:bbce4bba0ee07cc8…](/hashes/sha256:bbce4bba0ee07cc89947864553182d130007e1d50633e1761cefdd3a9a496fc2)
- **connector** = Banana or mini-jack connectors available · as [bf 22 · bf 22](/eurorack/makers/befaco-org/bf-22) · [quote](/hashes/sha256:08c97359555ed740afadadc7a0103939be9a07ffbd4003d163a2f4460ad900bd?trace&start=1104&end=1146) · [sha256:6be0933696a9f658…](/hashes/sha256:6be0933696a9f658c26c9f6657b54f8fceda7e73b2bbfcccb7e77c41da5bb98c)
- **connector-options** = Banana or mini-jack · as [bf 22 · bf 22](/eurorack/makers/befaco-org/bf-22) · [quote](/hashes/sha256:a8fa098d093f4236fa1cdecac3698f76051dbbc73559267e97b63a35c9ee771d?trace&start=1105&end=1147) · [sha256:69fa198a7cdd49bc…](/hashes/sha256:69fa198a7cdd49bcf26e94e8b0e393b6174b3494f5bd09fc18a6626493c423fa)
- **coupling** = Cut-off and Resonance are CV controlled · as [bf 22 · bf 22](/eurorack/makers/befaco-org/bf-22) · [quote](/hashes/sha256:08c97359555ed740afadadc7a0103939be9a07ffbd4003d163a2f4460ad900bd?trace&start=1182&end=1223) · [sha256:a8701ecb2fb0a6fd…](/hashes/sha256:a8701ecb2fb0a6fd70dccdd2166fb290709b59d5015052adccbd7d848645ef37)
- **depth** = 47 mm [disagreement] · as [bf 22 · bf 22](/eurorack/makers/befaco-org/bf-22) · [quote](/hashes/sha256:08c97359555ed740afadadc7a0103939be9a07ffbd4003d163a2f4460ad900bd?trace&start=1224&end=1245) · [sha256:648d7d7fe12d99a5…](/hashes/sha256:648d7d7fe12d99a5d28b85fdaf12ceb26a7766814593e4439ad0cb545a916058) · same value when read [9 Sep 2026, 12:27 UTC](/hashes/sha256:b2f210fe347f710c51a803812d6042f3ac3cbb1f3aba7e6a99ad189d047e476b)
- **width** = 17 HP · as [bf 22 · bf 22](/eurorack/makers/befaco-org/bf-22) · [quote](/hashes/sha256:a8fa098d093f4236fa1cdecac3698f76051dbbc73559267e97b63a35c9ee771d?trace&start=1225&end=1246) · [sha256:2d06e8a526ee8458…](/hashes/sha256:2d06e8a526ee84582c6bdd0ec3b99a165609f06acf9ae81ff8e59fc8bc23614f) · same value when read [9 Sep 2026, 12:26 UTC](/hashes/sha256:9bb296c47c84044b2fa28ea0b7df4e773fef08ad8fb9537bbdfca026c8f90e85)
- **note** = For the classic MS20 sound, set the first filter to HP and the second to LP, then flip the LINK switch (11) to connect the two filters. · as [bf 22 · bf 22](/eurorack/makers/befaco-org/bf-22) · [quote](/hashes/sha256:08c97359555ed740afadadc7a0103939be9a07ffbd4003d163a2f4460ad900bd?trace&start=1983&end=2120) · [sha256:99b989963bdca835…](/hashes/sha256:99b989963bdca835b707421421b2e2d0b5c6b0da37cb021e4fe676ef33405775)
- **type** = dual Hi/Low-pass filter [superseded] · by [a reading of another capture](/hashes/sha256:7eff52e84cdb0b3f10051a914f2fc91dd4f4667841383e091e4146aea8e9116a) · as [bf 22 · bf 22](/eurorack/makers/befaco-org/bf-22) · [quote](/hashes/sha256:ba8c0a0ccf7651bc0069ec7171201f40f6817d5c7fe9092fde36827b83274eaa?trace&start=1237&end=1335) · [sha256:a208aab8aa6ff14f…](/hashes/sha256:a208aab8aa6ff14f491e59e95f90ad1034088ceb359b58ee2876aabf275465fe)
- **resonance-control** = CV controlled resonance · as [bf 22 · bf 22](/eurorack/makers/befaco-org/bf-22) · [quote](/hashes/sha256:ba8c0a0ccf7651bc0069ec7171201f40f6817d5c7fe9092fde36827b83274eaa?trace&start=1796&end=1819) · [sha256:c6744178e3ccf0f8…](/hashes/sha256:c6744178e3ccf0f8f068583cc398f9ca45cad6e72bcabf298c5affed87849d2d)
- **current-draw-negative-12v** = 20 mA [disagreement] · as [bf 22 · bf 22](/eurorack/makers/befaco-org/bf-22) · [quote](/hashes/sha256:ba8c0a0ccf7651bc0069ec7171201f40f6817d5c7fe9092fde36827b83274eaa?trace&start=1906&end=1943) · [sha256:04b996014938f4eb…](/hashes/sha256:04b996014938f4ebd9639fd5e0f8aff4609a07c5b86bf8c341b004f867bcd57a)
- **depth** = 30 mm [disagreement] · as [bf 22 · bf 22](/eurorack/makers/befaco-org/bf-22) · [quote](/hashes/sha256:ba8c0a0ccf7651bc0069ec7171201f40f6817d5c7fe9092fde36827b83274eaa?trace&start=1959&end=1998) · [sha256:ab213f41fcee84a5…](/hashes/sha256:ab213f41fcee84a5d2549c79d32d9adf4ce40523bb686c052c1e3bf6966316de)
- **manufacturing-location** = Barcelona · as [bf 22 · bf 22](/eurorack/makers/befaco-org/bf-22) · [quote](/hashes/sha256:ba8c0a0ccf7651bc0069ec7171201f40f6817d5c7fe9092fde36827b83274eaa?trace&start=2037&end=2105) · [sha256:232821d17db456a0…](/hashes/sha256:232821d17db456a0eb403d9a83d8b3802339b84e5949f514575896862aa004cd)

### [link switch](/eurorack/makers/befaco-org/bf-22/link-switch) (3 records)

- **function** = connects the input of the second unit into the output of the first · as [bf 22 · link switch](/eurorack/makers/befaco-org/bf-22/link-switch) · [quote](/hashes/sha256:08c97359555ed740afadadc7a0103939be9a07ffbd4003d163a2f4460ad900bd?trace&start=844&end=933) · [sha256:8c7fcca914afb53f…](/hashes/sha256:8c7fcca914afb53fc9b379dcdc6878c94467d51a5e05226162b987e8e202f505) · same value when read [9 Sep 2026, 12:27 UTC](/hashes/sha256:26b53535876c543392a8ac1387e5321d5d87aebf705def2eced5800565cca095)
- **behavior** = Flip up to connect the output from filter A (10A) to the input of filter B (9B). It also disconnects filter B input (9B). · as [bf 22 · link switch](/eurorack/makers/befaco-org/bf-22/link-switch) · [quote](/hashes/sha256:08c97359555ed740afadadc7a0103939be9a07ffbd4003d163a2f4460ad900bd?trace&start=2320&end=2442) · [sha256:54060ccd546fd06c…](/hashes/sha256:54060ccd546fd06c61155bad8c2b5b479b791eb75881b431074ece08ea891c92)

### [cutoff cv](/eurorack/makers/befaco-org/bf-22/cutoff-cv) (2 records)

- **tracking-range** = 3 octaves · as [bf 22 · cutoff cv](/eurorack/makers/befaco-org/bf-22/cutoff-cv) · [quote](/hashes/sha256:08c97359555ed740afadadc7a0103939be9a07ffbd4003d163a2f4460ad900bd?trace&start=783&end=843) · [sha256:6e3f04ff52952b45…](/hashes/sha256:6e3f04ff52952b4558fa3a4da2d9b53b47a4343e5b89558cb0c97905a9df551f) · same value when read [9 Sep 2026, 12:27 UTC](/hashes/sha256:46f7932244e3e31980269e5c071d29a4adf8c0702ca43d8982feaf65f5922bb4)

### [cutoff cv input](/eurorack/makers/befaco-org/bf-22/cutoff-cv-input) (2 records)

- **tracking-range** = 4 octaves · as [cutoff control 2](/eurorack/makers/befaco-org/bf-22/cutoff-control-2) · [quote](/hashes/sha256:08c97359555ed740afadadc7a0103939be9a07ffbd4003d163a2f4460ad900bd?trace&start=1883&end=1943) · [sha256:4ac22c0c0ae72fed…](/hashes/sha256:4ac22c0c0ae72fedd00b761bff2ff389483c3cb5bd8d0306ca9a8457602b41bd)
- **volt-per-octave-tracking** = 4 octaves · as [bf 22 · cutoff cv input](/eurorack/makers/befaco-org/bf-22/cutoff-cv-input) · [quote](/hashes/sha256:a8fa098d093f4236fa1cdecac3698f76051dbbc73559267e97b63a35c9ee771d?trace&start=1884&end=1944) · [sha256:86b2fb2022eece6b…](/hashes/sha256:86b2fb2022eece6b28a8a8d2faf5d7bbd3bbe4ec58926b5c0f5638e37388ffe8)

### [befaco](/eurorack/makers/befaco-org/bf-22/befaco) (1 record)

- **email** = befacosynth@gmail.com · as [bf 22 · befaco](/eurorack/makers/befaco-org/bf-22/befaco) · [quote](/hashes/sha256:08c97359555ed740afadadc7a0103939be9a07ffbd4003d163a2f4460ad900bd?trace&start=354&end=375) · [sha256:e0823e29a25c20e1…](/hashes/sha256:e0823e29a25c20e10c511f73a35afd85a8776264012110236a26b5eb9eb002df)

### power cord (1 record)

- **pin 1 · rail** = -12V · as [power cord · pin 1](/eurorack/makers/befaco-org/bf-22/power-cord/pin-1) · [quote](/hashes/sha256:a8fa098d093f4236fa1cdecac3698f76051dbbc73559267e97b63a35c9ee771d?trace&start=104&end=170) · [sha256:9456df15293f272b…](/hashes/sha256:9456df15293f272b928677c6dd0dc312d863bf88ef983c5bf222e4d2227b2da7)

### [resonance control](/eurorack/makers/befaco-org/bf-22/resonance-control) (1 record)

- **note** = Increase to just before the LEDs flash for max resonance with min noise. · as [bf 22 · resonance control](/eurorack/makers/befaco-org/bf-22/resonance-control) · [quote](/hashes/sha256:08c97359555ed740afadadc7a0103939be9a07ffbd4003d163a2f4460ad900bd?trace&start=2162&end=2235) · [sha256:16fe11837db13352…](/hashes/sha256:16fe11837db133527dca32d15a2eed2e2428638fb8a95e80ada258b17b8f8ab9)

**Disagreement:** current-draw-negative-12v: 35 mA in https://befaco.org/docs/BF-22/BF_22_User_Manual.pdf vs 20 mA in https://www.befaco.org/bf-22/

**Disagreement:** depth: 47 mm in https://befaco.org/docs/BF-22/BF_22_User_Manual.pdf vs 30 mm in https://www.befaco.org/bf-22/

## Captures (2)

- 9 Sep 2026, 00:11 UTC · https://befaco.org/docs/BF-22/BF_22_User_Manual.pdf · quotes only (no licence recorded) · 0 revisits · [text](/hashes/sha256:08c97359555ed740afadadc7a0103939be9a07ffbd4003d163a2f4460ad900bd) (pdfium/7881, 2517 bytes), [older text](/hashes/sha256:a8fa098d093f4236fa1cdecac3698f76051dbbc73559267e97b63a35c9ee771d) (pdfium/7881, 2518 bytes) · capture [sha256:57e77b98fc9bc4f4…](/hashes/sha256:57e77b98fc9bc4f4f5c8570f55995532a60f1f695d5478ce0e1081fddda99aef)
- 9 Sep 2026, 00:11 UTC · https://www.befaco.org/bf-22/ · quotes only (no licence recorded) · 0 revisits · [text](/hashes/sha256:ba8c0a0ccf7651bc0069ec7171201f40f6817d5c7fe9092fde36827b83274eaa) (drillable-html-text/1, 2398 bytes) · capture [sha256:7d2aa1a5e9980f1c…](/hashes/sha256:7d2aa1a5e9980f1c3c30ffa5142af29a21ebc821adab56da7d038b8f0ce4e919)

A capture is what the source served at that moment; a later change at the source is a new capture, never an edit to this one.

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