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Site Map > Products > Harmonicas Home Page > Octave-tuned Diatonic Harmonicas
All Octave Tuned harmonicas, except the Autovalve and Knittlinger Marine Band Octave models, feature the curved body shape. They all have divided "channels" (ie each hole has a horizontal dividing piece) meaning that each vertical pair of holes sounds two notes (one octave apart) when blown because of a second set of reeds. This second set of reeds is tuned one octave lower than the primary set.
On all non-Richter layout Octave models, also called "Vienna" Octave tuned, a particular vertical pair of holes sounds ONLY WHEN BLOWN and its horizontal neighbouring pair will sound ONLY when drawn. One can think of the holes as grouped in "fours" or of single holes divided vertically and horizontally to help visualise this. See diagram below:
Blow upper reed 1 |
Draw upper reed 1 |
Blow lower reed 1 |
Draw lower reed 1 |
This pattern is then repeated across the whole range of the instrument:
Blow upper reed 1 |
Draw upper reed 1 |
Blow upper reed 2 |
Draw upper reed 2 |
Blow upper reed 3 |
Draw upper reed 3 |
Blow lower reed 1 |
Draw lower reed 1 |
Blow lower reed 2 |
Draw lower reed 2 |
Blow lower reed 3 |
Draw lower reed 3 |
The KNITTLINGER Autovalve octave tuned harmonicas have extra wide holes with a horizontal divider. The pairs of blow and draw reeds are side by side within the same channel, with the octave tuned reeds in the lower half of each vertical pair as in the diagram below.
| blow 1' / draw 1' |
blow 1 / draw 1 |
Again, the pattern is continued throughout the instrument in the same kind of note layout as the Richter diatonics:
blow 1' / draw 1' |
blow 2' / draw 2' |
blow 3' / draw 3' |
blow 1 / draw 1 |
blow 2 / draw 2 |
blow 3 / draw 3 |
...and so on.
All Hohner Octave tuned harmonicas have a wooden (maple) comb except the Comet line, which has the famous red plastic comb.
Please note, the paint on the front of the wooden comb is a decorative layer which is prone to wear when played even for a short time. It is therefore considered usual wear and tear if this paint comes off. This paint is a harmless substance which is approved for use in objects contacting the mouth by the German Health department. Under German and European manufacturing Health and Safety regulations, a stronger type of paint cannot be used.
Go to Info Page, Parts Page.
NB: Richter layout with blow and draw through the same vertical pair of holes.


The Autovalve harmonica has the note layout and feel of a normal diatonic (straight) 10-hole harp combined with the Knittlinger valves of the chromatic harmonica (for conserving the breath) and the tone of the Octave tuning.
Note bending is not possible due to the fully valved construction.
Wooden Comb, length 15.9 cm, stainless steel cover plates without side vents, 10 holes/40 reeds, 0.9 mm brass reed plates.
HOHNER AUTO VALVE OCTAVE TUNED HARMONICAS |
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| 15-62260 | 105/40/C AUTO VALVE HARP OCTAVE TUNED | C |
$121.00 |
| 15-62270 | 105/40/D AUTO-VALVE HARP OCTAVE TUNED | D |
$121.00 |
| 15-62280 | 105/40/E AUTO VALVE HARP OCTAVE TUNED | E |
$121.00 |
| 15-62290 | 105/40/F AUTO-VALVE HARP OCTAVE TUNED | F |
$121.00 |
| 15-62300 | 105/40/G AUTO-VALVE HARP OCTAVE TUNED | G |
$121.00 |
| 15-62310 | 105/40/A AUTO-VALVE HARP OCTAVE TUNED | A |
$121.00 |
| 15-62320 | 105/40/Bb AUTO-VALVE HARP OCTAVE TUNED | Bb |
$121.00 |
NB: Non-Richter models, blow and draw holes are separate (see top of page).

Comet 32
Red plastic curved comb, length 13.4 cm, gold-anodized aluminium cover plates with red embossed lettering/logo,
16 double holes/32 reeds, 0.9 mm brass reed plates.
Keys: C, G

Comet 40
Red plastic curved comb, length 15.9 cm, gold-anodized aluminium cover plates with red embossed lettering/logo,
20 double holes/40 reeds, 0.9 mm brass reed plates.
Keys: C, F, G

Comet 80 Double.
Combines two octave-tuned harmonicas into one. Also called Comet Wender.
Red plastic curved comb, length 15.9 cm, gold-anodized aluminium cover plates with red embossed lettering/logo,
2 x 20 double holes/80 reeds, 0.9 mm brass reed plates.
Keys: C/G, C/F
Comet Octave Tuned:
NB: the octave tuned instruments are named according to the total number of channels on the mouthpiece, which is equivalent to the total number of reeds.
e.g.: the Comet 32 has 16 double holes, the Comet 80 has 40 double holes (20 on each side).
HOHNER COMET OCTAVE TUNED HARMONICAS |
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| 15-62000 | 2503/32/C GOLD ANODIZED COVER COMET 32 | C |
$114.00 |
| 15-62020 | 2503/32/G GOLD ANODIZED COVER COMET 32 | G |
$114.00 |
| 15-62030 | 2504/40/C GOLD ANODIZED COVER COMET 40 | C |
$122.00 |
| 15-62040 | 2504/40/F GOLD ANODIZED COMET 40 | F |
$122.00 |
| 15-62050 | 2504/40/G GOLD ANODIZED COVER COMET 40 | G |
$122.00 |
| 15-62060 | 3427/80/C/G GOLD ANODIZED COVER COMET DOUBLE SIDED | C/G |
$229.00 |
| 15-62070 | 3427/80/C/F GOLD ANODIZED COVER COMET DOUBLE SIDED | C/F |
$229.00 |
NB: Non-Richter models, blow and draw holes are separate (see top of page).

15-61920 Echo Octave Tuned 28 - NB: Discontinued 01/11/2011
Maple wood curved comb, length 11.5 cm, stainless steel cover plates with engraved lettering/logo,
14 double holes/28 reeds, 0.9 mm brass reed plates.
Keys: C, G. (NB: the G harmonica is only available while stocks last.)

15-61930 Echo Octave tuned 32
Maple wood curved comb, length 12.7 cm, stainless steel cover plates with engraved lettering/logo,
16 double holes/32 reeds, 0.9 mm brass reed plates.
Keys: C, G.

15-61960 Echo Octave 40
Maple wood curved comb, length 15.3 cm, stainless steel cover plates with engraved lettering/logo,
20 double holes/40 reeds, 0.9 mm brass reed plates.
Key: C

15-61980 Echo Octave 48.
Maple wood curved comb, length 17.8 cm, stainless steel cover plates with engraved lettering/logo,
24 double holes/48 reeds, 0.9 mm brass reed plates.
Key: C
HOHNER ECHO OCTAVE TUNED HARMONICAS |
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| 15-61920 | 1493/32/C OCTAVE TUNED ECHO 32 | C |
$86.00 |
| 15-61930 | 1493/32/G OCTAVE TUNED ECHO 32 | G |
$86.00 |
| 15-61960 | 1495/40/C OCTAVE TUNED ECHO 40 | C |
$102.00 |
| 15-61980 | 1496/8/C OCTAVE TUNED ECHO 48 | C |
$125.00 |
NB: Non-Richter models, blow and draw holes are separate (see top of page).

Seductora is a model created especially for the music of South American countries.
Curved Maple comb, length 12.7 cm, engraved stainless steel cover plates, 16 double holes/32 notes, 0.9 mm brass reed plates.
HOHNER SEDUCTORA OCTAVE TUNED HARMONICAS |
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| 15-62085 | 6892/32/C SEDUCTORA - 16 HOLE (32 notes) | C |
$79.00 |
| 15-62090 | 6892/32/F SEDUCTORA - 16 HOLE (32 notes) | F |
$79.00 |
| 15-62095 | 6892/32/G SEDUCTORA - 16 HOLE (32 notes) | G |
$79.00 |
NB: Non-Richter models, blow and draw holes are separate (see top of page).

15-62110 Unsere Lieblinge 24 - while stocks last
Maple comb, length 10.2 cm, engraved stainless steel cover plates, riveted to the comb at ends,
12 double holes/24 reeds, 0.9 mm brass reed plates.
Key: C

15-62170 Unsere Lieblinge 28 - while stocks last
Maple comb, length 11.5 cm, engraved stainless steel cover plates, riveted to the comb at ends,
14 double holes/28 reeds, 0.9 mm brass reed plates.
Key: C

15-62140 Unsere Lieblinge 32
Maple comb, length 12.7 cm, engraved stainless steel cover plates, riveted to the comb at ends,
16 double holes/32 reeds, 0.9 mm brass reed plates.
Keys: C, G

15-62200 Unsere Lieblinge 40
Maple comb, length 15.3 cm, engraved stainless steel cover plates, riveted to the comb at ends,
20 double holes/40 reeds, 0.9 mm brass reed plates.
Keys: C, F, G.

15-62250 Unsere Lieblinge 48
Maple comb, length 17.8 cm, engraved stainless steel cover plates, riveted to the comb at ends,
24 double holes/48 reeds, 0.9 mm brass reed plates.
Key: C
HOHNER UNSERE LIEBLINGE OCTAVE TUNED HARMONICAS |
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| 15-62110 | 6194/24/C UNSERE LIEBLINGE OCTAVE TUNED CURVED BODY - while stocks last | C |
$75.00 |
| 15-62170 | 6196/28/C UNSERE LIEBLINGE OCTAVE TUNED CURVED BODY - while stocks last | C |
$79.00 |
| 15-62140 | 6195/32/C UNSERE LIEBLINGE OCTAVE TUNED CURVED BODY | C |
$87.00 |
| 15-62160 | 6195/32/G UNSERE LIEBLINGE OCTAVE TUNED CURVED BODY | G |
$87.00 |
| 15-62200 | 7330/40/C UNSERE LIEBLINGE OCTAVE TUNED CURVED BODY | C |
$105.00 |
| 15-62210 | 7330/40/F UNSERE LIEBLINGE OCTAVE TUNED CURVED BODY | F |
$105.00 |
| 15-62220 | 7330/40/G UNSERE LIEBLINGE OCTAVE TUNED CURVED BODY | G |
$105.00 |
| 15-62240 | 7332/48/C UNSERE LIEBLINGE OCTAVE TUNED CURVED BODY | C |
$125.00 |
NB: Richter layout with blow and draw through the same vertical pair of holes.

HOHNER KNITTLINGER or MARINE BAND OCTAVE TUNED HARMONICAS - while stocks last |
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| ZZ15-62400 | 1896/40/C OCTAVE TUNED MARINE BAND - while stocks last | C |
was $109.00 |
| ZZ15-62430 | 1896/40/G OCTAVE TUNED MARINE BAND - while stocks last | G |
was $109.00 |