Krell K-300i Digital SS Integrated Amplifier

Analog Inputs 
2 pr. balanced via XLR connectors
3 pr. single-ended via RCA connectors

Digital Inputs 
1 EIAJ Toslink Optical
1 S/PDIF Coax
2 HDMI (HDMI 2.0a, HDCP 2.2) + 1 HDMI Output
1 USB-A (USB 2.0 host)
1 USB-B (USB 2.0 audio device)
1 Bluetooth with aptX

Outputs 
1 pr. preamp outputs via RCA connectors
1 pr. speaker outputs via gold-plated binding posts

Control inputs 
1 RS-232 input via 9-pin D-subminiature connector
1 remote IR detector input via 3-conductor 3.5 mm connector
1 12 VDC trigger input via 2-conductor 3.5 mm connector

Control output 
1 12 VDC trigger output (60 mA maximum current) via 2-conductor 3.5 mm connector

Input impedance 
Balanced: 16 kΩ
Single-ended: 8 kΩ

Frequency response 
20 Hz to 20 kHz +0, -0.22 dB
10Hz to 100kHz +0, -0.57 dB

Signal-to-noise ratio 
>104 dB, wideband, unweighted, at 2V RMS in balanced, referred to full power output
>117 dB, “A”-weighted

Gain 
25 dB, referenced to 2V RMS in balanced and full power output

Input Overload
10.4 V RMS Balanced
6.8 V RMS Single-ended

Total harmonic distortion  
0.015%, 1 kHz, 150 W, 8 Ω load
0.08%, 20 kHz, 150 W, 8 Ω load

Output power  
150 W RMS per channel at 8 Ω
300 W RMS per channel at 4 Ω

Output voltage
98 V peak to peak
34.6 V RMS

Slew rate  
46 V/µs

Output impedance  
0.023 Ω, 20 Hz
0.035 Ω, 20 Hz to 20 kHz

Damping factor 
>347, 20 Hz, referred to 8 Ω 
>228, 20 Hz to 20 kHz, referred to 8 Ω 

Power consumption
Standby: 11 W 
Idle: 46 W 
Maximum: 900 W 

Heat output 
Standby: 37 BTU/hr 
Idle: 156 BTU/hr 
Maximum: 3060 BTU/hr 

Dimensions 
17.25 in W x 4.12 in H x 18.00 in D 
438 mm W x 105 mm H x 457 mm D 

Weight 
Unit only: 52 lb [23.6 kg] 
As shipped: 60 lb [27.3 kg] 

Digital Module Specs 
Coaxial and HDMI inputs support PCM up to 24-bit/192kHz. Optical input up to 24-bit/96kHz 

HDMI inputs support DSD and 4K video content. HDMI output supports Audio Return Channel (ARC)

USB and Network streaming support MP3, AAC, WMA, WAV(PCM), FLAC, ALAC up to 192kHz

Bluetooth streaming supports A2DP, AVRCP, HFP, HSP

hi-fi+ June 2020