Instruction/ maintenance manual of the product MD-1 Whirlwind
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www.whirlwindusa.com MD - 1 MIC TO LINE DRIVER / HEADPHONE MONITOR The Whirlwind MD - 1 is the culmination of many years of joint product development between our engi neers and suggestions from professionals such as you.
DRIVER position, the output male XLR connector receives the amplified balanced output of the MD - 1 circuitry. With the switch in LOOP position the output XL R is connected directly to the female input XLR. This allows the MD - 1 to monitor a signal looping through the unit without altering it.
GAIN control adjusts the amount of level provided at the rear mounted output male XLR jack. Nominal gain is 40dB in mic mode, with the control set at #6. Headphone jack accepts 30 Ω to 600 Ω headphones for monitoring signa ls applied to the headphone amplifier.
Maximum Output Level +12 dBm into a 2k Ω load +24 dBm into a 10 k Ω load +36 dBm into 100k Ω load Output Imped ance 600 Ω Rise Time 7uS C.M.R. (Common Mode >80dBm at 60Hz Rejection) of input >60dBm at 60Hz Line THD+ n (Total Harmonic Distortion + Noise) Using <.
An important point after buying a device Whirlwind MD-1 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Whirlwind MD-1 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Whirlwind MD-1 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Whirlwind MD-1 you will learn all the available features of the product, as well as information on its operation. The information that you get Whirlwind MD-1 will certainly help you make a decision on the purchase.
If you already are a holder of Whirlwind MD-1, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Whirlwind MD-1.
However, one of the most important roles played by the user manual is to help in solving problems with Whirlwind MD-1. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Whirlwind MD-1 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
