R Series (AD/DA): 2nd-generation

		Rio3224-D2	Rio1608-D2
General specifications
Sampling frequency rate	External	44.1 kHz, 48 kHz, 88.2 kHz, 96 kHz, +4.1667%, +0.1%, –0.1%, –4.0% (±200 ppm)	44.1 kHz, 48 kHz, 88.2 kHz, 96 kHz, +4.1667%, +0.1%, –0.1%, –4.0% (±200 ppm)
Signal delay		Less than 1.7 ms, Rio INPUT to Rio OUTPUT connect with PM10 using Dante, Fs= 96 kHz, Dante Receive Latency set to 0.25 msec	Less than 1.7 ms, Rio INPUT to Rio OUTPUT connect with PM10 using Dante, Fs= 96 kHz, Dante Receive Latency set to 0.25 msec
Total harmonic distortion		Less than 0.05% 20 Hz-20 kHz@+4 dBu into 600Ω, Fs= 48 kHz, Less than 0.05% 20 Hz-40 kHz@+4 dBu into 600Ω, Fs= 96 kHz, INPUT to OUTPUT, Input Gain= Min.	Less than 0.05% 20 Hz-20 kHz@+4 dBu into 600Ω, Fs= 48 kHz, Less than 0.05% 20 Hz-40 kHz@+4 dBu into 600Ω, Fs= 96 kHz, INPUT to OUTPUT, Input Gain= Min.
Frequency response		+0.5, –1.5 dB 20 Hz-20 kHz, refer to +4 dBu output @1 kHz, INPUT to OUTPUT, Fs= 48 kHz / +0.5, –1.5 dB 20 Hz-40 kHz, refer to +4 dBu output @1 kHz, INPUT to OUTPUT, Fs= 96 kHz	+0.5, –1.5 dB 20 Hz-20 kHz, refer to +4 dBu output @1 kHz, INPUT to OUTPUT, Fs= 48 kHz / +0.5, –1.5 dB 20 Hz-40 kHz, refer to +4 dBu output @1 kHz, INPUT to OUTPUT, Fs= 96 kHz
Dynamic range		112 dB typ., DA Converter, 108 dB typ., INPUT to OUTPUT, Input Gain= Min.	112 dB typ., DA Converter, 108 dB typ., INPUT to OUTPUT, Input Gain= Min.
Hum & noise level	Equivalent input noise	–128 dBu typ., Input Gain= Max.	–128 dBu typ., Input Gain= Max.
Hum & noise level	Residual output noise	–88 dBu, ST master off	–88 dBu, ST master off
Crosstalk		-100dB, adjacent INPUT/OUTPUT channels, Input Gain = -6dB, @1 kHz *Measured with a 30dB/octave filter @22kHz	-100dB, adjacent INPUT/OUTPUT channels, Input Gain = -6dB, @1 kHz *Measured with a 30dB/octave filter @22kHz
Power requirements		100-240V, 50/60Hz	100-240V, 50/60Hz
Power consumption		120W	72W
Dimensions	W	480 mm (18.9")	480 mm (18.9")
	H	220 mm (8.7")	132 mm (5.2")
	D	368 mm (14.5")	368 mm (14.5")
Net weight		13.5 kg (29.8 lbs)	9.6 kg (21.2 lbs)
Accessories		Owner’s Manual, AC power cord (250cm)	Owner’s Manual, AC power cord (250cm)
Others		NC Value: FAN MODE LOW: NC=20 / HIGH: NC=30 (Measurement position: 1 m from the front of the unit), Operating temperature range: 0 - 40°C, Storage temperature range: –20 - 60°C	NC Value: FAN MODE LOW: NC=15 / HIGH: NC=25 (Measurement position: 1 m from the front of the unit), Operating temperature range: 0 - 40°C, Storage temperature range: –20 - 60°C

Total Harmonic Distortion is measured with 18 dB/octave filter @80 kHz
Hum & Noise are measured with A-Weight filter.
Crosstalk is measured with a 30 dB/octave filter @22 kHz

Analog Input Characteristics

Input Terminals	GAIN	Actual Load Impedance	For Use With Nominal	Input Level		Connector
Input Terminals	GAIN	Actual Load Impedance	For Use With Nominal	Nominal	Max. before clip	Connector
INPUT 1-16	+66dB	7.5kΩ	50-600Ω Mics & 600Ω Lines	-62dBu (0.616mV)	-42dBu (6.16mV)	XLR-3-31 type (Balanced)^*1
INPUT 1-16	-6dB	7.5kΩ	50-600Ω Mics & 600Ω Lines	+10dBu (2.45V)	+30dBu (24.5V)	XLR-3-31 type (Balanced)^*1
INPUT 17-32^*2	+66dB	7.5kΩ	50-600Ω Mics & 600Ω Lines	-62dBu (0.616mV)	-42dBu (6.16mV)	XLR-3-31 type (Balanced)^*1
INPUT 17-32^*2	-6dB	7.5kΩ	50-600Ω Mics & 600Ω Lines	+10dBu (2.45V)	+30dBu (24.5V)	XLR-3-31 type (Balanced)^*1

*1. XLR-3-31 type connectors are balanced. (1= GND, 2= HOT, 3= COLD)
*2. Rio3224-D2 only
* In these specifications, 0dBu= 0.775Vrms.
* +48V DC ( phantom power ) is supplied to INPUT XLR type connectors via each individual software controlled switch.

Analog Output Characteristics

Output Terminals	Actual Source Impedance	For Use With Nominal	Max.Output Level Select SW^*1	Output Level		Connector
Output Terminals	Actual Source Impedance	For Use With Nominal	Max.Output Level Select SW^*1	Nominal	Max. before clip	Connector
OUTPUT 1-8	75Ω	600Ω Lines	+24dB (default)	+4dBu (1.23V)	+24dBu (12.3V)	XLR-3-32 type (Balanced)^*2
OUTPUT 1-8	75Ω	600Ω Lines	+18dB	-2dBu (616mV)	+18dBu (6.16V)	XLR-3-32 type (Balanced)^*2
OUTPUT 9-16^*3	75Ω	600Ω Lines	+24dB (default)	+4dBu (1.23V)	+24dBu (12.3V)	XLR-3-32 type (Balanced)^*2
OUTPUT 9-16^*3	75Ω	600Ω Lines	+18dB	-2dBu (616mV)	+18dBu (6.16V)	XLR-3-32 type (Balanced)^*2

*1. There are switches inside the body to preset the maximum output level.
*2. XLR-3-32 type connectors are balanced. (1= GND, 2= HOT, 3= COLD )
*3. Rio3224-D2 only
* In these specifications, 0dBu= 0.775Vrms.

Digital Input & Output Characteristics

Terminals	Format	Data Length	Level	Audio	Connector
Primary/Secondary	Dante	24-bit or 32-bit	1000Base-T	32ch (Rio3224-D2 to other devices) 24ch (Other devices to Rio3224-D2) 16ch (Rio1608-D2 to other devices) 8ch (Other devices to Rio1608-D2)	etherCON Cat5e

Digital Output Characteristics

Terminals		Format	Data Length	Level	Connector
AES/EBU OUT 1-8^*1	AES/EBU	AES/EBU Professional use^*1	24-bit	RS422	XLR-3-32 type (Balanced)^*2

*1. Rio3224-D2 only
*2. XLR-3-32 type connectors are balanced. (1= GND, 2= HOT, 3= COLD)