Krell Foundation 4K Processor Technical Specifications

Krell_Foundation_4K_Processor_Rear

Signal to Noise Ratio
“A” Weighted 106 dB

Total Harmonic Distortion
(THD) Unweighted 20 Hz-20 kHz, +0, – 0.003 dB

Inputs

Analog Audio
(1) Pair Balanced via XLR connectors
(4) Pairs Single-ended via RCA connectors

Digital Audio
(10) HDMI 2.0 (4 w/HDCP 2.2) via HDMI connectors (9 on rear, 1 on front)
(3) EIAJ optical via Toslink connectors
(3) Coaxial via RCA connectors

Digital Video
(10) HDMI 2.0 (4 w/HDCP 2.2) via HDMI connectors (9 on rear, 1 on front)

Analog Video
(3) Component Video via RCA connectors
(2) Composite Video via RCA connectors

Outputs

Analog Audio
(9) Balanced via XLR Connectors
R, L, C, SR, SL, SBR, SBL, S1, S2
(9) Single-ended via RCA Connectors
R, L, C, SR, SL, SBR, SBL, S1, S2
(1) Zone 2 Output
(2) Single-ended via RCA connectors

Digital Audio
(2) HDMI via HDMI connector

Digital Video
(2) HDMI via HDMI connector
Both Include Audio Return Channel

Control / Update
(1) IR Receiver for Remote Control
(1) RS-232 via DB9 Female Connector Straight Wired
(1) RC-5 via 1/8″ stereo “trs” Receptacle
(1) Ethernet via RJ-45 Connector
(1) Mini USB used for firmware updates
(1) 12vdc Remote Trigger Input via 1/8″ Mono receptacle
(1) 12vdc Remote Trigger Outputs via 1/8 Mono receptacles

Digital Decoding Modes
Dolby True HD
Dolby Digital Plus
Dolby Digital 5.1
Dolby Digital EX
Dolby Pro Logic IIX
DTS-HD Master Audio
DTS-HD High Resolution Audio
DTS 5.1
DTS ES Discrete 6.1
DTS ES Matrix 6.1
DTS Neo:6
PCM 5.1
PCM 7.1

Surround Enhancement Modes
General Admission
Front Row
On Stage
Enhanced Stereo
Orchestra
Mezzanine
Full Range + Sub
Monophonic
Party

RS-232 DB9 pin out
1. Data Carrier Detect
2. Received Data
3. Transmitted Data
4. Data Terminal Ready
5. Signal Ground
6. Data Set Ready
7. Request To Send
8. Clear To Send
9. Ring Indicator
Krell Foundation 4K Processor
RC-5 pin out
Tip = RC-5 data, Ring = +5 V, Sleeve = GND

XLR pin out
Pin 1 (ground) Pin 2 (non-inverting “Hot”) Pin 3 (Inverting)

Maximum Input
Balanced 6.3 Vrms
Single Ended 3.15 Vrms

Maximum Output
Balanced 16.7 Vrms
Single Ended 8.35 Vrms

Audio Input Impedance
Balanced 58K Ω
Single Ended 58K Ω

Audio Output Impedance
Balanced 100 Ω
Single Ended 100 Ω

Power Consumption
Stand-by 2w
Operation 59w

Dimensions
Inches (L) 16.83 x (W) 17.06 x (H) 3.47
Centimeters (L) 42.76 x (W) 43.33 x (H) 88.1

Weight
18lbs Unit only
8.16kg Unit only
24lbs Shipping Weight
10.89kg Shipping weight