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Clydebank: Our Holy Redeemer

J & A Mirrlees, 1867 — organ surveyed August 2023


Specification

Great (56 notes)
16 Double Diapason
8 Open Diapason
8 Stop Diapason
8 Claribel
8 Viola di Gamba
4 Octave
4 Harmonic Flute
2 Fifteenth
III Sesquialtra
8 Trumpet


C13-B24 wood, all others open metal
1-16 in case front
12 pipes wood
from C13, open wood
from C13, inverted bells. Ear tuned
Plain metal
Plain metal
Plain metal
CC=15:19:22/C25=8:12:15
Spotted metal, harmonic from G44

Swell (56 notes)
8 Violon Diapason
8 Gedackt
4 Principal
2 Super octave
8 Oboe


1-12 grooved to Gedackt
1-24 wood, all others metal with pierced wood stoppers
Plain metal
Plain metal
1-12 Bassoon, domed caps. Spotted metal from C13,
with bells

Pedal (30 notes)
16 Open Diapason


Open wood

All metal pipes plain, unless otherwise specified


Couplers and actions
Swell to Pedals, Great to Pedals, Swell to Great Unison
Lever Swell Pedal

Three composition pedals to Great
Two composition pedals to Swell
Lever Swell pedal

“Discus” electric blower
Feeders for hand blowing (original)

Wind pressure
Throughout: 65.1mm w.g.

Pitch
A=443.5 (C=527.5)