Instruction/ maintenance manual of the product 545L Shure
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– 1 – GENERAL The Shure Model 545L unidirectional dynamic micro- phone is a low-impedance unit designed for instrument or voice pickup in public address applications. With its attached cable, the microphone is suitable for mounting on an o pti onal A25B swivel adapter , on a fixed pipe or flexible gooseneck, or for handheld use.
– 2 – Impedance Microphone rating impedance is 150 Ω (250 Ω actual) for connection to microphone inputs rated at 75 to 300 Ω Phasing Positive pressure on diaphragm produces positive voltage on BLACK cable lead (see Figure 3). CARTRIDGE INTERNAL CONNECTIONS FIGURE 3 Sensitivity (at 1,000 Hz) Open Circuit V oltage: – 57.
An important point after buying a device Shure 545L (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Shure 545L 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 Shure 545L - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Shure 545L you will learn all the available features of the product, as well as information on its operation. The information that you get Shure 545L will certainly help you make a decision on the purchase.
If you already are a holder of Shure 545L, 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 Shure 545L.
However, one of the most important roles played by the user manual is to help in solving problems with Shure 545L. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Shure 545L 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
