Dynamic Precision DPA 6.4 Panduan Pengguna - Halaman 8

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Balanced cables
The audio inputs are equipped with XLR-terminals (male and female). Balanced signal sources shall
always be connected using balanced cables as shown in Figure 3. The benefit of a totally balanced
system is that any noise superimposed on the signal paths will be cancelled on the input. On the
other hand, when using an unbalanced system there is no control of the noise in the system. This
may cause a high level of out-band, high frequency signals to be applied on the input terminals. Such
high-frequency signals could cause the amplifier to be loaded by high output currents that may
increase the inter-modulation and result in an audible reduction of the overall sound quality.
Unbalanced cables
The DPA 6.4 is equipped with balanced inputs, but can be used with both balanced and unbalanced
control amplifiers. When connecting unbalanced signal sources to the DPA 6.4, a «special cable»
consisting of two inner-conductors and a shield shall be used. All conductors shall be terminated in
both ends as shown in Figure 4.
Authorised dealers of Dynamic Precision's products can help and advice you how to choose the
proper cables to be used.
XLR-Female
1
3
2
RCA-Male
DPA 6.4

AUDIO CABLES

Figure 3:
Balanced to balanced XLR-cable.
Figure 4:
Unbalanced to balanced cable
CABLES AND CONNECTIONS
XLR-Male
1
3
2
XLR-Male
1
3
2
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