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Goldmund SRM250 manual

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Table of contents for the manual

  • Page 1

    USER MANUAL GOLDMUND SRM250 Power Amplifier[...]

  • Page 2

    INTRODUCTION The GOLDMUND SRM250 Power Amplifier User manual - SRM250 Power Amplifier Goldmund was founded in 1 9 7 8 and has ever since been dedicated to the accurate reproduction of sound and image. At Goldmund, we strive to lead in the creation, development and manufacture of the industry’s most advanced technologies, including audio and video[...]

  • Page 3

    No connection or manipulation must be done before reading these instructions. Damage to the amplifier may result if the following instructions are not consciously understood and applied. This extremely high quality amplifier possesses new technical features which are a necessity for accurate sound reproduction in the best audio systems. Only carefu[...]

  • Page 4

    1 UNP A CKIN G p 4 2 CHO ICE OF AM PLI FI ER LOCA TION AN D C OO LING p 4 3 LIN E VOL T AGE ADJ USTM ENT p 5 4 C ONNEC TIO NS p 5 5 AMP LIF IE R CONTROLS p 6 6 SOU ND Q UALITY O PTIM IZA TION p 6 W arm-up sonic effect. Speaker polarity . Mains line phase inversion. 7 SAFET Y AN D PR ECAUTI ONS p 7 Protection against DC. Protection against short-cir[...]

  • Page 5

    UNP ACKING Y ou will find in the GOLDMUND SRM250 bo x : ❑ The amplifier ❑ The power cord ❑ T his manual and the warranty card ❑ Accessories and spare fuses W ARNIN G PLEASE KEEP TH E P ACKAGI NG IN CASE YOU NEED T O TRAN SPOR T TH E AM P LIF IER A T A L A TER D A TE OR I F Y OU HA VE T O SEND IT FOR MAINTENANCE. THI S P ACK A GING HAS B EEN[...]

  • Page 6

    3 User manual - SRM250 Power Amplifier | P 5 LINE VOL T AGE ADJUSTMENT A voltage selector is provided inside the amplifier . If your line voltage is not adapted to the voltage indicated on the serial plate of the amplifier , please consult your local GOLDMUN D dealer for assistance. A TTENTION At the 22 0V position, the GOLDMUN D SRM250 amplifier w[...]

  • Page 7

    User manual - SRM250 Power Amplifier | P 6 AMPLIFIER CONTROLS On the front panel of the GOLDMUN D SRM250 amplifier you will find only one switch and two Leds. T o star t playing the amplifier , turn the power switch ON. T he amplifier is operative immediately and the green Led indicates it is operating normally. It is normal for a slight sound to b[...]

  • Page 8

    User manual - SRM250 Power Amplifier | P 7 7 SAFETY AND PRECAUTIONS The G OLDMU ND SR M25 0 is an extremely high speed amplifier . Any bad ground connection can generate high frequency oscillation which is dangerous for tweeters. It is also generally dangerous to run analog input cable and speaker cables in parallel for a long distance. If these ca[...]

  • Page 9

    User manual - SRM250 Power Amplifier | P 8 8 MAINTENANCE The G OLDMU ND SR M25 0 amplifier usually requires no maintenance. Always turn the power off before cleaning your amplifier . Use only a clean, soft, damp cloth. Dampen with water or a mild detergent solution. Avoid abrasive or harsh cleansers (eg. products containing sodium carbonate). TECHN[...]

  • Page 10

    User manual - SRM250 Power Amplifier | P 9 9 TECHNICAL DA T A DISTORTION Figures valid for all levels from 0 to 20 V / 8 Ohms. • Dynamic : TID < 0.0 1 % (- 80 dB). • Static : THD < 0.0 1 % (- 80 dB). SPEED • Slew rate : > 2 50 V/us • Rise time : < 2 50 ns. NOISE • W eighted ASA A : > 1 00 dB. OPERA TING TEMPERA TURE • Roo[...]