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Articulation MarksTempoMeterTangguDaluo (great gong)Naobo (Chinese cymbals)JinghuMuyu

The bangu is the first instrument in this site's percussion group whose job is not to make sound but to give orders.

Its body is 25 cm across — but most of that is a thick wooden board. The area that actually vibrates and sounds is the middle 5 to 10 cm. By volume it is the smallest instrument in the family; by authority it is the largest: the whole performance's speed and its starts and stops are held in its hands.

⚠️ It forces a turning-point question: what makes a percussion instrument qualify to conduct the band? We have already seen how volume buys social radius (the daluo: eight hundred metres). The bangu takes the other road — its radius does not depend on carrying far: | | Daluo | Bangu | |---|---|---| | The radius | acoustic (800 m) | ⭐ attentional | | What it relies on | being loud | ⭐ everyone having to watch it | | Sound shape | a very long tail (a mass of sound) | ⭐ a very short tail (a point) | | Job | signalling the distance | ⭐ commanding the people in the room | ⭐ Rule ⑰: a radius can also be extended by authority rather than by volume. And authority needs handles. The bangu has two: it hands out *speed*, and speed has to be decided by someone; and its sound is so short that it can be used as a stopwatch. (A long-ringing daluo can be punctuation but never a stopwatch.)

Structure: a small drum inside a board

Three points:

1. ⭐ "Bangu" is literally true of its construction, too. The body is built from five thick hardwood boards and is 25 cm across — most of it is board, and only the skin over the central hole can vibrate freely. (⚠️ The usual explanation of the name is "played by one player together with the *ban* clappers", with a second account "used only by theatre companies"; "a drum inside a board" is a coincidence of construction, but it does help the name stick.) 2. The bore flares like the character 八 (narrow at the top, wide at the base), with an iron ring at the bottom. The skin is stretched over the entire board and wrapped to the rim, held by many closely set tacks — the whole hide is stretched just to leave one small patch in the middle able to speak. 3. Neither volume nor size matters here; concentration of timbre does. A small heart and a tight skin mean a very short tail, a crisp attack and enormous penetration — and that is what makes it a conductor.

One instrument, two signals

This figure is the heart of the page.

Its timbre is short, crisp, concentrated — the physical precondition for conducting: a stopwatch has to tick one tick at a time, and a long-ringing daluo can never set a tempo.

But the real point is the second channel.

⭐ It has two sets of signals.

• Audible: the drum patterns. "Slow changchui" says *unhurried*; "jijifeng" says *fast and tense*; "sijitou" says *strike a pose here*. Each one is an instruction to the whole company, not merely a rhythm.
• Visible: the drummer's entire vocabulary of hand gestures, known in the trade as "fan'er" — the height, direction and rotation of the arms and wrists issue start · stop · loud · soft. The traditional lists give gestures such as point · edge · throw · fling · press · draw · withdraw · lead · split · scoop · raise (sources differ slightly on the exact set).

⭐⭐ Rule ⑱: when an instrument must both sound and command, it necessarily grows a technique that makes no sound at all. Those gestures are not playing — they are a conducting language. And traditionally the bangu's technique is *already* divided in two: "audible strokes" (single stick, double stick, rolls, stick on the clappers) and "silent gestures" (the eleven named above).

A manual of strokes and a sign language, growing on the same instrument.

The name: five names, five facts

This one instrument has five names:

⭐ This is an upgrade: not "what kinds of source do names have", but — one name records one fact, so one instrument grows several names.

That adds an eighth source to this site's "history of names":

And the pair "guban" left a term in the language: with the ban clappers in the left hand, the "ban" stroke marks the strong beat, while the right-hand stick on the drum produces "yan" and other colours for the secondary and weak beats. ⭐ The word *banyan*, the whole concept of strong-and-weak patterning, is just these two instruments' division of labour written into the language.

Timbre, and how to hear it

Four cues:

1. Crisp, bright, solid — and gone at once. Not a "boom" but a "tak": a sharp onset with almost no tail. 2. Dead centre and off-centre are two timbres. Striking the very centre: crispest and loudest; striking near the edge of the heart: slightly softer. 3. Three extra colours come from the hands: scraping with the side of a stick gives a sandy hiss; pressing with the left stick and striking gives a muted sound; and pointing the stick (a stab) differs from flat striking it. 4. Different bore sizes are different grades: the small bore (5 cm, high and crackling) for Peking and Ping opera; the middle bore (8 cm) for Yue opera and Shanxi and northern Shaanxi opera; the large bore (10 cm, broad and mellow) for *shifan* drumming, and able to solo a fast drum passage. Another naming gives gan gu (5 cm heart, higher, Peking/Ping opera) and bao gu (10 cm heart, lower, Qin and Jin opera). ⚠️ The rule: a bigger head is lower; a smaller head is higher.

Playing techniques

• Suspended, then struck. The drum hangs on a stand from cords and touches nothing hard — the same principle as the yunluo: for a clean sound, first remove the contacts.
• Two sticks, cane and bamboo. It is played with thin sticks of cane or bamboo (also called *drum arrows*), not beaters — it wants a point, not a blow.
• Three actions: double (both hands together, or alternating rolls) · single (right hand on the drum, left hand on the clappers at the same time) · muted (left stick pressed on the head while the right strikes it).
• It and the clappers are one person. The ban clappers are three boards of rosewood or boxwood, and the drummer manages both: the left hand holds the clappers and clicks them, the right hand holds the stick. One person is in charge of both the beat and the tempo.
• It leads in folk ensembles too. In *shifan gu* and *shifan luogu* the bangu and the tonggu (a kind of tanggu) are played by one person, who leads the ensemble and can play whole contrasted drum passages.
• It has multi-ethnic counterparts: the Naxi huangu is used in Dongjing music, and there it is normally played by the deputy conductor — ⭐ the bangu stepping back into a deputy's seat shows that "who sets the tempo" is an institutional decision, not a musical accident.

The family

⭐ This table *is* the Peking-opera percussion section: the bangu gives the orders, the clappers mark the beat, the gong and cymbals carry them out. (And a percussion instrument conducting a section made entirely of percussion instruments is something the Western orchestra simply does not have.)

History

One sentence from its history deserves to stand alone: "Its note is tight and urgent; it is the leader of all the instruments, and its striking is exceedingly difficult." Three short clauses covering its sound, its rank and its difficulty — and the writer was compiling an official Qing document.

Common misconceptions

• "It's a drum, so it must work by volume." The opposite: its sounding area is only 5–10 cm, the smallest in the family. It works by position, not by loudness.
• "Bigger drums are lower, so the conductor must use the biggest one." The rule is right (a bigger head is lower, a smaller head higher), but the conclusion is backwards: conducting needs short and precise, so it uses the small bore / *gan gu* (higher, shorter). The large bore / *bao gu* is left for *shifan* drumming, where a broad mellow sound is wanted.
• "The centre is higher, the edge lower." ⚠️ This site does not assert that. What the sources say is that the centre and the edge sound different, and they describe the difference in timbre (dead centre crispest and loudest, the edge of the heart softer). A reliable statement of direction exists only for "head size → pitch". (⚠️ And note: the tanggu sources do say "heart low, edge high" — that is the tanggu's rule and must not be moved onto the bangu.)
• "Conducting means beating time." The bangu conducts down two channels: drum patterns (heard) and gestures (silent). The tradition itself splits its technique into "audible strokes" and "silent gestures" — if it were only about beating time, eleven named gestures would be pointless.
• "It is a Han instrument." It has clear roles among the Naxi, Tujia and Dong as well — the Naxi huangu in Dongjing music is played by the deputy conductor. The same instrument occupies different positions in different institutions — a more interesting fact than which ethnicity it "belongs" to.

Next

The Peking-opera percussion section is nearly complete: bangu (gives the orders), daluo (weight), naobo (density) — with only one left: the xiaoluo (small gong).

It is smaller and higher than the daluo, and it uses no beater head at all: a bamboo slip is struck against it edge-on. But its most remarkable feature is not its sound, it is its casting — it accompanies scholars, women and clowns.

So the next question is: inside one percussion section, on what grounds do instruments divide up by *character type*? :::

Sources

• 「板鼓又名单皮 · 班鼓；常与拍板由一人兼奏而得名，并有「单皮」（一面蒙皮）和「班鼓」（过去戏班专用）之称，是中国戏曲乐队中的指挥乐器」依通行乐器资料
• 「板鼓是形体矮小的单面鼓；鼓身用色木 · 桦木 · 槐木 · 桑木 · 榉木或柚木等硬质木料制作，由 5 块较厚木板拼合而成，鼓身直径 25 厘米，但绝大部分是木质板面，中间振动发音的鼓面仅有 5~10 厘米；鼓膛呈八字形，鼓边高 9.5 厘米」依通行乐器资料
• 「鼓皮用牛皮，张紧于整个板面直到底边为止；蒙皮的鼓膛部分又叫「鼓光」，是敲击发音部位；板鼓发音的高低，取决于鼓膛的大小和蒙皮的松紧；为保持鼓皮的张力，所钉鼓钉较多，并在底部箍以铁圈」依通行乐器资料
• ⚠️ 方向性：「板鼓分为几种，鼓面大的音低，小的音高；例如南方十番鼓中所用的板鼓鼓面较大，京剧和其它一些地方戏中所用的板鼓鼓面较小」依通行乐器资料
• 「鼓膛分大 · 中 · 小三种（从外部量之鼓面直径均为 25 厘米 · 鼓边均高 9.5 厘米）：小膛内膛直径 5 厘米 · 内膛高 11.5 厘米 · 下口直径 23.5 厘米，发音高亢脆亮，用于京剧等；中膛 8 厘米 · 11.2 厘米 · 24 厘米，用于越剧 · 陕北 · 山西；大膛 10 厘米 · 11 厘米 · 24.5 厘米，发音宽亮淳厚，用于十番鼓，可独奏快鼓段」依通行乐器资料
• 「另有干鼓（鼓心直径约 5 厘米，发音较高，用于京剧 · 评剧等北方剧种）与暴鼓（鼓心直径约 10 厘米，发音较低，用于秦腔 · 晋剧等）之分」依通行乐器资料
• 「音色清脆明亮 · 坚实有力，穿透力与辨识度极强；因鼓心面积小 · 鼓皮紧绷，余音很短，发音干脆利落。击鼓心正中时音色最清脆响亮；击鼓心边缘时稍显柔和；用鼓签侧面刮击鼓面产生「沙沙」声；用左签压住鼓面再击打则得闷音」依通行乐器资料
• 「演奏时，将板鼓空悬在系有绳子的竹制或木制的鼓架上，用两根藤或竹制鼓箭（鼓签）敲击；有双打（双手持箭齐打或交替滚奏）· 单打（右手执箭击鼓，左手持拍板敲击）· 闷打（左箭压住鼓面，右箭打鼓面，发出闷音）等技巧；并有点箭（点击鼓面）与满箭（平击鼓面）之别」依通行乐器资料
• ⭐ 指挥：「在戏曲乐队中，板鼓和拍板并用，由一人兼奏，居于指挥和领奏地位，它还是武场的灵魂；演奏者被称为「鼓佬」「鼓师」，以各种击鼓手势和击音指挥乐队，又与拍板一起标志唱腔节奏，为演员的各种身段和动作伴奏，给锣鼓演奏增加花点」依通行乐器资料
• ⭐ 「打法分有声的底鼓（如单签 · 双签 · 轮奏 · 打板等）和无声的手势（如指 · 边 · 扔 · 撇 · 按 · 划 · 撤 · 领 · 分 · 抄 · 扬等）两种形式」依京剧乐器资料
• ⭐ 「鼓师通过「听觉信号」和「视觉信号」的双重传递，实现对乐队 · 演员和舞台结构的三重调度：听觉信号主要是各种「锣鼓经」（如「慢长锤」表示节奏舒缓 · 「急急风」表示急促紧张 · 「四击头」用于配合演员的亮相动作）；视觉信号则是指鼓师的各种手势（俗称「范儿」），通过手臂的高低 · 左右 · 前后移动与手腕转动，发出起 · 止 · 强 · 弱等指令，形成了一套完整的指挥语言」依通行戏曲资料
• ⭐⭐ 「《清朝续文献通考》载：『班鼓，又名搭鼓，音噍急，为各器之领袖，击法甚不易』」依《清朝续文献通考》
• 「早在唐代（618–907）就已用于「清乐」中，那时称为节鼓（可能是其前身）；隋九部乐 · 唐十部乐的「清乐」中称节鼓；随明清戏曲发展，广泛用于昆曲 · 京剧等地方戏曲伴奏」依通行音乐史资料
• 「在民间器乐合奏十番鼓 · 十番锣鼓中，板鼓与同鼓（堂鼓之一种）并用，由一人兼奏，居领奏地位，可奏出风格迥异的鼓段」依通行乐器资料
• 「纳西族称板鼓为环鼓，形制较京剧用小膛板鼓略小，用于纳西族洞经音乐，以单箭击奏，在合奏中通常由副指挥（纳西族称副善长）演奏；土家族用于丝弦锣鼓；侗族用于吹打乐队」依民族音乐资料
• 「拍板又叫檀板 · 拍板，由三块宽约六公分 · 长约二十余公分的红木或黄杨木板制成，分二组；京剧等剧种用以辅助单皮鼓指挥其他乐器，主要用于歌唱时按节拍，由司鼓兼管；奏时左手架板，以底板下面的棱碰击中板；习惯上常与单皮鼓合称「鼓板」」依京剧乐器资料
• 「左手持檀板，合击发出的「板」声对应乐谱的强拍；右手持鼓签敲击板鼓，通过鼓心 · 鼓边敲击差异发出「眼」「花」等音色，对应次强拍与弱拍」依通行戏曲资料
• 「板鼓属于八音中的革」依通行资料

Used for fact-checking only; all prose is original.