Difference between revisions of "Cath PM 110"

 
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[[Datei:Cath PM 110 (7) Namenszug klein.jpg|mini|Cath Logo]]
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[[File:Cath PM 110 (7) Namenszug klein.jpg|mini|Cath Logo]]
 
Cath PM 110
 
Cath PM 110
[[Datei:Cath PM 110 (1) mit Bespannung klein.jpg|mini|links|Cath PM 110 mit Bespannung]]
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[[File:Cath PM 110 (1) mit Bespannung klein.jpg|mini|links|Cath PM 110 mit Bespannung]]
[[Datei:Cath PM 110 (8) ohne Bespannung klein.jpg|mini|Cath PM 110 ohne Bespannung]]
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[[File:Cath PM 110 (8) ohne Bespannung klein.jpg|mini|Cath PM 110 ohne Bespannung]]
Es handelt sich um eine preiswerte 3-Wege-Regal-Lautsprecherbox (B:26 H:44 T:21,5cm mit Bespannung) mit 20 cm Tieftöner (lackierte Papiermembran, Schaumstoffsicke). Mitteltöner und Hochtöner sind ebenfalls Konuslautsprecher mit (allerdings unlackierter) Papiermembran. Etwas Wertigkeit verleihen der Box die aus Aluminium bestehenden Einfassungen von Mittel- und Tieftönern. Es handelt sich um eine geschlossene Box, bei der die einzelnen Chassis parallel geschaltet sind. Eine echte Frequenzweiche gibt es nicht, Mitteltöner und Hochtöner sind jedoch durch je einen vorgeschalteten Kondensator abgetrennt. Im Inneren findet sich eine mit Nussbaum-Folierung dekorierte Rückwand und statt Dämmwolle eine Art Malervlies. Die Frontwand ist aus 19 mm Spanplatte, die Seitenwände haben eine Stärke von 11 mm.
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This is an inexpensive 3-way bookshelf speaker (W:26 H:44 D:21.5cm with covering) with 20 cm woofer (lacquered paper cone, foam surround). Midrange driver and tweeter are also cone drivers with (however unpainted) paper cone. The aluminium surrounds of the midrange and bass drivers add some value to the speaker. The bass driver and its aluminium surround are actually fixed to the wooden cabinet with metric screws and an internal drive-in nut. This is a sealed cabinet speaker with the individual drivers connected in parallel. There is no real crossover, but midrange and tweeter are separated by an upstream capacitor each. Inside there's a rear panel decorated with walnut foil and instead of damping wool a kind of painter's fleece. The front panel is made of 16 mm chipboard, the side panels have a thickness of 12 mm.
  
Hergestellt wurden sie durch die Cath-Lautsprecher GmbH in 8756 Kahl um 1990.  
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They were distributed by Cath-Lautsprecher GmbH in 8756 Kahl around 1990.  
  
In einem Internet-Forum wird behauptet, dass Cath-Lautsprecher im VEB Funkwerk Kölleda, also in der DDR um 1988 hergestellt wurden und für den Export bestimmt waren (siehe: http://www.hifi-forum.de/viewthread-55-7041.html). Dies wird auf http://rk7.de/9465.html bestätigt. Die Innenausstattung (s.o.) entspricht dem.
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In an internet forum it is claimed that Cath loudspeakers were manufactured in the VEB Funkwerk Kölleda, i.e. in the GDR around 1988 and were intended for export (see: http://www.hifi-forum.de/viewthread-55-7041.html). This is indirectly confirmed on http://rk7.de/9465.html. The interior (see above) corresponds to this.
  
Sie wurden 1989 für 89,00 DM pro Stück verkauft
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The speakers were sold in 1989 for 89,00 DM each, which could be considered very cheap at that time, considering the prestigious exterior. At the same time, a version with dome tweeter was offered with the Cath PM 130 for 99.00 DM per piece.
  
  
Lautsprecherdaten lt. Etikett:
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Loudspeaker data according to label:
  
Nenn-/Musikbelastbarkeit: 70/110 Watt,     
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Rated/music power handling: 70/110 Watt, <br>
Impedanz: 8 Ohm,   
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Frequenzgang: 35 - 22000 Hertz
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Impedance: 8 ohms, <br>
[[Kategorie:Lautsprecher]]
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frequency response: 35 - 22000 Hertz
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[[Category:Loudspeaker]]
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'''Weaknesses'''<br>
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The biggest weakness of this speaker is the foam surround of the woofer. It decomposes in the course of the years. However, you can save the speaker for little money by replacing the surround with a suitable new one (preferably a rubber surround). The new surround must have an inner bead diameter of approx. 152 mm and an outer bead diameter of approx. 179 mm. You can find corresponding instruction videos on Youtube.</br></br></br>

Latest revision as of 06:19, 22 February 2021

Cath Logo Cath PM 110 Cath PM 110 mit Bespannung Cath PM 110 ohne Bespannung This is an inexpensive 3-way bookshelf speaker (W:26 H:44 D:21.5cm with covering) with 20 cm woofer (lacquered paper cone, foam surround). Midrange driver and tweeter are also cone drivers with (however unpainted) paper cone. The aluminium surrounds of the midrange and bass drivers add some value to the speaker. The bass driver and its aluminium surround are actually fixed to the wooden cabinet with metric screws and an internal drive-in nut. This is a sealed cabinet speaker with the individual drivers connected in parallel. There is no real crossover, but midrange and tweeter are separated by an upstream capacitor each. Inside there's a rear panel decorated with walnut foil and instead of damping wool a kind of painter's fleece. The front panel is made of 16 mm chipboard, the side panels have a thickness of 12 mm.

They were distributed by Cath-Lautsprecher GmbH in 8756 Kahl around 1990.

In an internet forum it is claimed that Cath loudspeakers were manufactured in the VEB Funkwerk Kölleda, i.e. in the GDR around 1988 and were intended for export (see: http://www.hifi-forum.de/viewthread-55-7041.html). This is indirectly confirmed on http://rk7.de/9465.html. The interior (see above) corresponds to this.

The speakers were sold in 1989 for 89,00 DM each, which could be considered very cheap at that time, considering the prestigious exterior. At the same time, a version with dome tweeter was offered with the Cath PM 130 for 99.00 DM per piece.


Loudspeaker data according to label:

Rated/music power handling: 70/110 Watt,

Impedance: 8 ohms,

frequency response: 35 - 22000 Hertz


Weaknesses
The biggest weakness of this speaker is the foam surround of the woofer. It decomposes in the course of the years. However, you can save the speaker for little money by replacing the surround with a suitable new one (preferably a rubber surround). The new surround must have an inner bead diameter of approx. 152 mm and an outer bead diameter of approx. 179 mm. You can find corresponding instruction videos on Youtube.