W125 spec
Wurlitzer 125 Specification
compiled by Robbie Rhodes
file: W125spec
COMPILER: Robbie Rhodes, July 2001
DATA SOURCE: Wurlitzer catalog, Dana Johnson, Matthew Caulfield
BUILDER: Rudolph Wurlitzer Co.
STYLE: Style No. 125 Rink or Carouselle Organ
POWER: Electric motor
MUSIC: Wurlitzer Style 125 music roll
DESCRIPTION:
Case:
Dimensions:
Weight, packed for shipment:
TOTAL PIPES: 100
PLAYER SYSTEM:
medium: punched paper roll
transport: paper is pulled by take-up spool,
at constant revolutions per minute
frame: typically Wurlitzer Long Roll Tracker Frame (10-tune roll)
initial paper speed: typical 8.3 feet per minute, adjustable
reader: pneumatic, suction, rectangular hole, hole height = ?
width of paper: 6.00 inches
take-up spool diameter: 3.0 inches
supply spool core: 2.00 inches inside diam., 2.25 inches outside diam.
channel spacing:
per Mike Kitner: 0.1227 inch per key (20 inches per 163 keys)
symmetrical about centerline.
total quantity of possible channels: 47
total quantity of active channels: 45
divisions and quantity of channels in division:
Division
5 chan bass
9 chan accompaniment
14 chan melody
13 chan trumpet
2 keys percussion
2 chan controls (rewind & shutoff)
---
45 chan total
TRACKER BAR channel assignments:
chan name
1 Shutoff
2 Snare Drum
3 Bass G
4 Bass C
5 Bass D
6 Bass E
7 Bass F
8 Accompaniment G
9 Accompaniment A
10 Accompaniment B
11 Accompaniment C
12 Accompaniment C#
13 Accompaniment D
14 Accompaniment E
15 Accompaniment F
16 Accompaniment F#
17 Melody A# -- out of order!
18 Melody G
19 Melody A
20 Melody B
21 Melody C
22 Melody C#
23 Melody D
24 Melody E
25 Melody F
26 Melody F#
27 Melody G
28 Melody A
29 Melody B
30 Melody C
31 Trumpet E
32 Trumpet F
33 Trumpet F#
34 Trumpet G
35 Trumpet A
36 Trumpet B
37 Trumpet C
38 Trumpet C#
39 Trumpet D
40 Trumpet E
41 Trumpet F
42 Trumpet F#
43 Trumpet G
44 Bass Drum
45 Rewind
PITCH TRANSPOSED: originally not, but later production is transposing
DESCRIPTION OF RANKS, percussion and controls/stops:
division name, quantity of keys & total quantity of pipes in division
quantity of pipes in the rank, range of rank
rank name, range [..], true sound pitch of longest pipe in the rank
air column length of longest pipe
BASS (BASS) div, 5 keys (span: 43G1 - 53F2)
15 pipes--
5 8' stopped (always playing)
5 8' open (always playing)
5 8' Wood Trombone (slider stop)
ACCOMPANIMENT (ACC) div, 10 keys (span: 55G2 - 66F#3)
18 pipes --
9 8' stopped (always playing)
9 8' open (always playing)
MELODY (MEL) div, 14 keys (span: 67G3 - 894C5)
14 pipes --
14 stopped flute (always playing)
TRUMPET (TRPT) div, 13 keys (span: 64E3 - 79G4)
52 pipes --
13 open (always playing)
13 brass trumpet (slider stop)
13 brass piccolo (slider stop)
13 wood flageolet (slider stop)
PERCUSSION (PER), 2 keys
bass drum & cymbal (#44)
snare drum, reiterating (#2)
CONTROLS (CTL), 2 keys
rewind (#45) (appears only at the end of roll)
shutoff (coin trip) (#1) (optional motor shut-off, after each song)
TIME DELAYS
Bass drum: delay = 85 millisecond (msec) from key "on",
duration 106 msec typ.
Snare drum: delay = 37 msec from key "on",
charging duration 50 msec typical.
4 July 2001
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