1 files changed, 12 insertions, 2 deletions
diff --git a/docs/prototypes/panel-widget-gallery.html b/docs/prototypes/panel-widget-gallery.html
index 9ff492d..f53b823 100644
--- a/docs/prototypes/panel-widget-gallery.html
+++ b/docs/prototypes/panel-widget-gallery.html
@@ -581,6 +581,13 @@ const INFO={
   origin:'Hardware samplers.',difficulty:'Expert.',
   prefer:'The region IS the value and the data must stay visible.',
   period:'1980s sampler styling.'},
+'A1':{input:'Drag horizontally; the thumb catches at each marked detent and needs an extra push to break free. Drag-only.',
+  solves:'A continuous value with a few mechanically meaningful resting points.',
+  use:'Specialty. Shines for balances and thresholds where common values should be felt without losing the continuum.',
+  limits:'Detents need enough spacing to remain distinct; a dense set should be a stepped selector instead.',
+  origin:'Console faders with center and calibrated detents.',difficulty:'Easy.',
+  prefer:'Use when the stops should slow a sweep, not quantize it.',
+  period:'1960s onward studio and control-console hardware.'},
 'R20':{input:'Drag each drum vertically to roll it. Drag-only.',
   solves:'Stepped selection with a satisfying mechanical roll.',
   use:'Specialty. Shines for paired coarse selections (EQ turnovers).',
@@ -1394,9 +1401,12 @@ card(C,'R18','Thumb-slide attenuator pair',
 card(C,'R19','Waveform region editor',
   (st,rd)=>DUPRE.waveRegion(st,{start:22,end:76,onChange:(v,t)=>rd(t)}),
   '<b>pick a region on the wave.</b> The monochrome LCD shows the sample; drag near either flag to move START or END, and the selection draws bright. After a sampler edit screen.');
+card(C,'A1','Detent fader',
+  (st,rd)=>DUPRE.detentFader(st,{value:50,detents:[25,50,75],onChange:(v,t)=>rd(t)}),
+  '<b>continuous travel with three speedbumps.</b> The cap catches at each calibrated tick and needs an extra push to leave it. Drag through the rail; the readout names a parked detent.');
 card(C,'R20','Drum roller selector',
-  (st,rd)=>DUPRE.drumRoller(st,{onChange:(v,t)=>rd(t)}),
-  '<b>roll to the number.</b> The numbered drum shows through a tall window and the center value sits on an inverted chip. Drag either drum. After an equalizer tone selector.');
+  (st,rd)=>DUPRE.drumRoller(st,{min:0,max:12,channels:[{name:'HIGH',v:6},{name:'MID',v:4},{name:'LOW',v:8}],onChange:(v,t)=>rd(t)}),
+  '<b>roll to the number.</b> Three independently sized numbered drums demonstrate the generalized channel bank and range; each center value sits on an inverted chip. Drag any drum. After an equalizer tone selector.');
 card(C,'R21','LED program row',
   (st,rd)=>DUPRE.ledRow(st,{index:5,onChange:(v,t)=>rd(t)}),
   '<b>identical keys, one lit dot.</b> The LED above the button carries the selection, not the key itself — the classic program-select row. Click a key; readout names the program. After a digital reverb’s program bank.');