Steingraeber & Sohne 138 K

This concert upright is the acoustic equivalent of a 180 cm (6 ft.) long salon grand piano, awarded ‘Best in the World’ in Paris. Universities, small concert halls, and churches alike use them in place of a grand piano.It comes equipped with our classic action and enhanced chamber-music dampening for the single string sections as standard.

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Description

This concert upright is the acoustic equivalent of a 180 cm (6 ft.) long salon grand piano, awarded ‘Best in the World’ in Paris. Universities, small concert halls, and churches alike use them in place of a grand piano.It comes equipped with our classic action and enhanced chamber-music dampening for the single string sections as standard.

The basic models are:

Additional options include sostenuto pedal and enhanced chamber-music dampening for the 2-string bass section.

  • two alternative action systems:

„classic“ or „SFM®“ for 1mm repetition point like grands (both Steingraeber-Renner parts)

SFM = Steingraeber-Ferro-Magnet

  • wide range of modulation
  • differentiated and transparent tone quality
  • chamber music dampers for the single string sections (30 % more efficiency by ‘4-heads’)
  • perfect touch

–  fast-responding keys (20 % more upweight)

–  reliable mineral key tops and solid ebony avoid ‘aquaplaning’

  • wide range of modulation
  • differentiated and transparent tone quality
  • chamber music dampers for the single string sections (30 % more efficiency by ‘4-heads’)

  • perfect touch
  • fast-responding keys (20 % more upweight)
  • reliable mineral key tops and solid ebony avoid aquaplaning

Technical data and features

Technische Daten

138

Maximum height uprights

max. Höhe Pianos

54″ / 138 cm

 

Maximum width/depth

 

max. Breite / Tiefe

59” / 26”

152 / 66 cm

Knee room

Kniefreiheit

27″ / 70 cm

Net weight

Gewicht netto

ca. 277 kg

Gross weight (cardboard)

Gewicht brutto

ca. 318 kg

 

Sounding space

 

Klingende Resonanzbodenfläche

10.813 cm2

1.676 sq. inch

1st bass string speaking length

Ton 1

50   ‘‘

Dual weighting = touch weight naturals/sharps

Spielgewicht: Unter-/ Obertaste

48/47 g

Counterweight

Aufgewicht

21-27 g

Highly compressed beech pin block, number of layers

Stimmstock, Anzahl Buchenschichten

ca. 25

ebony sharps

Obertasten aus Ebenholz

standard

mineral keytops for naturals

Untertasten mineralisch

standard

Comprehensive genuine wood guarantee

Umfassende Echtholzgarantie

standard

Environmentally-friendly processing

Umweltfreundliche Verarbeitung

standard

Humidity-safe glued joints

Tropenfest

standard

Special drying for extremely low humidity

Sondertrocknung (Wüstenklima)

standard

Chamber music dampers

Kammermusikdämpfung

standard

Keyboard lid bracke

Klappenbremse

optional

Sostenuto pedal

Tonhaltepedal (Sostenuto)

optional

Concert grand castors, with two brakes

Schul-/Konzertrollen inkl. 2 Bremsen

optional

3rd pedal muffler/hand-operated muffler

Pedal-/Handmoderator

optional

SFM (Steingraeber-Ferro-Magnet) action

SFM (Steingraeber-Ferro-Magnet) Mechanik

optional

SFM touch weight: naturals/sharps

SFM Spielgewicht: Unter-/Obertaste

46/45 g

SFM counterweight

SFM Aufgewicht

18–22 g