Redgum RGM175 Owner's Manual

Monoblock passive pre/power amplifier
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REDGUM Audio
Monoblock passive
pre/power amplifier
RGM175
RGM300
Owner's manual
Box Hill South, VIC, 3128, Australia
REDGUM Audio Pty Ltd
Factory 3, 25 Clarice Rd
Ph: +61 3 9897 1277
Fax: +61 3 9897 1399
redgumaudio.com
ABN 45 093 132 515

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  • Page 1 REDGUM Audio Monoblock passive pre/power amplifier RGM175 RGM300 Owner’s manual REDGUM Audio Pty Ltd Factory 3, 25 Clarice Rd Box Hill South, VIC, 3128, Australia Ph: +61 3 9897 1277 Fax: +61 3 9897 1399 redgumaudio.com ABN 45 093 132 515...
  • Page 2: Table Of Contents

    How to use your REDGUM amplifier ........
  • Page 3: Why Redgum

    Now that you’ve heard the story of the Australian river red gum, it’s time to listen to your very own REDGUM. We’ve carefully selected and lovingly crafted each piece before coupling it to some of the finest audio engineering that money can buy. The results? Stunning! Trust us, you...
  • Page 4: Unpacking

    In the first carton there should be: ? ? an Owner’s Manual ? ? the on/off key (for key switch versions only) ? ? a REDGUM key ring ? ? two RCA cables ? ? the pre-amplifier. In the second carton there should be: ? ? a power amplifier ? ? one phone ‘control’...
  • Page 5 Preamp DVD1 DVD2 Do Not Open Made in Australia Ne Pas Ouvrir Risk of Electric Shock Remote REDGUM RGM175 Passive Pre-Amplifier Risque de Choc Electrique Switching ~220-240V 50/60Hz Input 300W (Max.) N1450 RISK OF ELECTRIC SHOCK RISQUE DE CHOC ELECTRIQUE...
  • Page 6: Connecting Your Amplifier To Other Components

    Connecting the power amps to mains power Connect the two IEC power cords to the outlets on both amplifiers, but do not plug them in to mains power until you have connected your speakers and source components to your amplifier. Connecting your amplifier to other components For safety reasons, always ensure that your amplifier and other components are turned off and disconnected from mains power before...
  • Page 7: Record Out

    Therefore, any unused inputs may be used by other components. If you wish to connect a Turntable, you will need to purchase a separate phono pre-amplifier. REDGUM Audio produces a stand-alone phono pre- amplifier. If in any doubt, consult your dealer.
  • Page 8: Turning The Amplifier On And Off

    Why do I hear sounds when turning my amplifier on and off? You can expect to hear sounds from your loudspeakers when turning your REDGUM amplifier on and off. Usually, you will hear a slight ‘pop’ sound when turning on, and a couple of low 'thunk' sounds when turning off.
  • Page 9: Input Source Selection

    Always make sure that the volume is turned down before changing the input source, to protect your equipment. Volume and balance control REDGUM amplifiers are available in two versions – single or dual volume control. If your model has a single volume control, the left rotary control affects the volume and the middle rotary control affects the balance between the speakers.
  • Page 10: Achieving The Best Sound From Your System

    volume of the right speaker. These controls are usually moved together and this can be done easily using only one hand. Place the outer side of the hand onto the top of the two volume controls. With a slight downward pressure to maintain a “grip”...
  • Page 11: Your Listening Room

    The angle (toe-in) of the speakers At REDGUM Audio we recommend a 30 degree angle between the speakers. This provides a strong central image, and suitable 'timing' to provide good rear projection for home theatre. You should experiment, however, to find the sound that suits you best.
  • Page 12: Other Helpful Hints

    Too many soft surfaces? If your room is too damped, try removing some of the soft furnishings from the walls or rugs from the floor. Managing the bass Sometimes, low frequency waves can also bounce around and cause problems in a listening environment. This may be the result of the shape of the room, or the materials it is constructed from.
  • Page 13: Troubleshooting

    REDGUM Audio dealer. Lost Keys Lost keys can be replaced, as information is kept on file at the REDGUM factory about every product we manufacture. If you provide us with the serial number of your product (look under the amplifier, on the carton, or...
  • Page 14: Circuit Breaker

    on the final test report issued with the product), we can provide you with another key. Just fax us the details and a replacement key will be sent by airmail the same day (Fax: 61 3 9897 1399). Thermal cut-off For your convenience, there are no replaceable fuses in this amplifier.
  • Page 15: Specifications

    Peak Current: > 150 amp Audio Inputs: 5 inputs:- DVD1, DVD2, VCR, CD & AV1 Suggested Speakers: REDGUM Audio RGS38i or larger Cabinet Finish: solid Red Gum wood fascia, powder-coated 1.6mm steel chassis Dimensions: 3 x 420mm (W) x360mm (D) x93mm (H) Shipping weight: 30.7 kg (3 x 8.16 kg cubic)
  • Page 16: Warranty

    Warranty Registration Complete for warranty registration: Name Address City Zip/Post Code Country Date of purchase Place of purchase Model No Serial Number (if any) Fax this page to the REDGUM Audio factory at +61 3 9897 1399...
  • Page 17 Alternatively, you may email the details (including serial number) to warranty@redgumaudio.com...

This manual is also suitable for:

Rgm300

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