wittner

TUNING FORKS

MADE IN GERMANY

Standard Frequencies

Model No. 920
Tuning Fork

nickel-plated, Diameter 3,6 mm/0,14",
a1 440 Hz, c2 523,3 Hz

920

Model No. 920E
Plastic case

for Tuning Forks 920

920E

Model No. 921
Tuning Fork

nickel-plated, Diameter 4,5 mm/0,18",
c-a2 128-880 Hz

921

Model No. 921E
Plastic case

for Tuning Forks 921 and 922

921E

Model No. 922
Tuning Fork

nickel-plated,
4 x 5 mm/0,16" x 0,20",
a1 440 Hz, c2 523,3 Hz

921

Model No. 924
Tuning Fork

nickel-plated,
4 x 8 mm/0,16" x 0,32",
96-1050 Hz

924

Model No. 924E
Plastic case

for Tuning Forks 924

924E

Model No. 92444008
Tuning Fork Set, diatonic

nickel-plated, c1-c2, a1=440 Hz

92444008

Model No. 92444013
Tuning Fork Set, chromatic

nickel-plated, c1-c2, a1=440 Hz

92444013

Model No. 92444028
Tuning Fork Set, diatonic

nickel-plated, c1-c2, a1=440 Hz,
deluxe Case

92444028

Model No. 92444033
Tuning Fork Set, chromatic

nickel-plated, c1-c2, a1=440 Hz,
deluxe Case

92444033

Model No. 924440RA
Tuning Fork with Resonance Case

Tuning Fork a1 440 Hz
with Resonance Case and Striker

924440RA

Model No. 935
Tuning Fork

nickel-plated,
7 x 13 mm/0,28" x 0,51", a1 440 Hz

935

Model No. 935440RA
Tuning Fork with Resonance Case

Tuning Fork a1 440 Hz
with Resonance Case and Striker

935440RA

Model No. 939
Striker for

Tuning Fork
with Resonance Case

939

Special Frequencies on Customer Request

Model No. 921
Tuning Fork

nickel-plated, also gilded available,
Diameter 4,5 mm/0,18"

Upon request each frequency between
128 Hz and 880 Hz

Musical
Standard pitch a'=440 Hz

261,6 c'
277,2 cis'
293,7 d'
311,1 dis'
329,6 e'
349,2 f'
370,0 fis'
392,0 g'

415,3 gis'
440,0 a'
466,2 ais'
493,9 h'
523,3 c²

415,0 a' (baroque)
435
441, 442, 443
444, 445

921

Model No. 924
Tuning Fork

nickel-plated, also gilded available,
4 x 8 mm/0,16" x 0,32",
available with standard handle
4 cm/1,57"
or with longer handle 5,4 cm/2,13"
with pad
SG924 SG924
Upon request each frequency between
96 Hz and 1050 Hz

Musical
Standard pitch a'=440 Hz

261,62 c'
277,18 cis'
293,67 d'
311,13 dis'
329,63 e'
349,23 f'
369,99 fis'
392,00 g'

415,3 gis'
440,00 a'
466,16 ais'
493,88 h'
523,25 c²
1046,5 c³

415,00 a' (baroque)
435
441, 442, 443
444, 445

Physical · Pitch a'=426,6 Hz
128 c
256 c'
272 cis'
288 d'
304 dis'
320 e'
341,3 f'
362,6 fis'
384 g'
401,3 gis'
426,6 a'

453,3 ais' (b')
480 h'
512c²
1024 c³

Sound Therapy and
Planetary Tuning Forks

Mercury 141,27 Hz
Venus 221,23 Hz
Mars 144,72 Hz
Jupiter 183,58 Hz
Saturn 147,85 Hz
Uranus 207,36 Hz
Neptune 211,44 Hz
Pluto 140,25 Hz
Sun 126,22 Hz
Synodic Day 194,18 Hz
Earth 136,10 Hz
Synodic Moon 210,42 Hz

924

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WITTNER® GmbH & Co.KG
 · P.O.Box 1464 · D-88308 Isny · Phone ++49-7562-7040 · 
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