HMX6801+B2/C2 and HMX6801+B4/C4 Installation and Operation Manual 67
Chapter 4: Specifications
AES Balanced Input (HMX6801+B2/B4 Only)
AES Unbalanced Input (HMX6801+C2/C4 Only)
Table 4-2. AES Balanced Input Specifications
Item Specification
Standard AES 3
Type Balanced, transformer coupled
Connector 3-pin WECO
Sensitivity <200 mV
Impedance 110Ω ±20% (0.1 to 6 MHz)
Common mode rejection 0 V to 7 V (0 to 20 kHz)
Input audio rate
• PCM input: 32 to 96 kHz
• Non-PCM input: 48 kHz
Bits 16, 20, or 24
Channel status and user
bits
Maintained, but professional mode, 48 kHz
(see “Appendix A: Audio Bit Manipulation”
for more information)
Table 4-3. AES Unbalanced Input Specifications
Item Specification
Standards AES 3, SMPTE 276M
Type Unbalanced, AC coupled
Connector BNC (IEC169-8)
Sensitivity <100 mV
Impedance 75Ω
Return loss >25 dB, 0.1 to 6 MHz
Input audio rate
• PCM input: 32 to 96 kHz
• Non-PCM input: 48 kHz
Bits 16, 20, or 24
Channel status and user bits Maintained, but professional mode, 48
kHz (see “Appendix A: Audio Bit
Manipulation” for more information)