Technical Data Gentle G192:
The Gentle G192 is a digital integrated amplifier equipped with analog power stages,
if applicable switched amplifiers and other options.
The technical data given here are valid at room temperature (+20°C/68°F),
maximum gain (0dB) and power supply of nominal 230V (200V to 264V, 50Hz +/-3%), other wise noted:
dB-values given in brackets (-5dB) are valid for the actual measured.
Software Version V1.014 dated 13.10.2008
Features of the Analogue Power Amplifier Outputs (APA):
| Output voltage maximum (0dB): |
50Vpp = 25.0dBV @ 1kHz 3.9Ω resistive |
| Output voltage maximum (-2dB): |
40Vpp = 23.0dBV @ 1kHz 1.95Ω resistive |
| Output power sinus maximum (0dB): |
80W CW each channel @ 1kHz 3.9Ω resistive |
| Output power sinus maximum (-2dB): |
100W CW each channel @ 1kHz 1.95Ω resistive |
| Output power (0dB) pulse Gaussian shape 60Hz Sinus: |
103W each channel @ 1.95Ω resistive 30% duty cycle |
| Maximum output current (short circuit limitation): |
+/-12A DC up to 700Hz |
| Rest after exceeded maximum output current: |
1sec. |
| Output impedance DC - 100Hz, 400Hz, 1kHz, 2kHz: |
0.50mΩ, 0.62mΩ, 1.0mΩ, 1.3mΩ |
| Output impedance 5kHz, 10kHz, 20kHz: |
2.5mΩ, 4.4mΩ, 8.0mΩ |
| Damping factor DC - 100Hz, 400Hz, 1kHz, 2kHz: |
84dB, 82dB, 80dB, 76dB (8Ω load) |
| Damping factor 5kHz, 10kHz, 20kHz: |
70dB, 65dB, 60dB (8Ω load) |
| THD+N vs frequency DC-22kHz A-weighted (-1dB): |
< -90dB |
| Suppression of mains hum @ (-10dB) +15dBV = 2x 8W |
< -130dBc @ 50Hz; < -130dBc @ 100Hz; < -130dBc @ 150Hz; |
| Suppression of mains hum @ (0dB) +25dBV = 2x 80W |
< -135dBc @ 50Hz; < -135dBc @ 100Hz; < -135dBc @ 150Hz; |
| DC-offset voltage at the output: |
+/- 100 mV max. |
| Coupling (balanced): |
DC (no lower corner frequency, no coupling capacitors) |
| Frequency slope DC - 22kHz incl. D/A-converter: |
+0dB / -0.40dB |
Digital features of the Analogue Power Amplifiers (APA):
| Sampling frequency of the D/A-converter: |
192kHz |
| Quantization: |
24Bit |
| Operating frequency of the D/A-converter: |
24.576MHz (512x 48kHz) |
| Number of D/A-Converters each channel: |
2, (CS4392) |
Features of the signal processor section (DSP):
| Method of audio manipulation: |
Fast Convolution (FFT – Multiplication – IFFT) |
| Frequency resolution: |
23.4375Hz |
| Length of FFT blocks: |
43msec |
| Total delay caused by the Fast Convolution: |
43msec |
| Available filter slope functions: |
1 Oct. 1/2 Oct. 1/3 Oct. bis 1/12 Oct. |
| Available filter characteristics: |
low pass, band pass, high pass |
| Number of available filter channels: |
6 |
| Range of gain slider: |
-20.0dB to +10.0dB |
| Step size of gain slider: |
0.1dB |
| Graphical display frequency range: |
10Hz to 96kHz |
| Graphical display gain range: |
-36dB to +10dB (positive values automatic adjusted) |
Features of the Switched Power Amplifiers (DPA-Option):
| Output voltage maximum (0dB): |
70Vpp = 28.0dBV @ 500Hz 3.9Ω resistive |
| Output voltage maximum (-2dB): |
46Vpp = 24.2dBV @ 500Hz 1.95Ω resistive |
| Output power sinus maximum (0dB): |
160W CW each channel @ 500Hz 3.9Ω resistive |
| Output power sinus maximum (-2dB): |
135W CW each channel @ 500Hz 1.95Ω resistive |
| Output power (0dB) pulse Gaussian shape 60Hz Sinus: |
210W each channel @ 1.95Ω resistive 30% duty cycle |
| Maximum output current (short circuit limitation): |
+/-15A DC |
| Rest after exceeded maximum output current: |
0.5sec |
| Output impedance DC - 400Hz, 700Hz, 1kHz, 2kHz: |
250mΩ, 320mΩ, 500mΩ, 800mΩ (open loop) |
| Damping factor DC - 400Hz, 700Hz, 1kHz, 2kHz: |
30dB, 28dB, 25dB, 20dB (8Ω load) |
| THD+N vs frequency DC - 400Hz A-weighted (-1dB): |
< -62dB |
| THD+N vs frequency 400Hz - 7kHz A-weighted (-1dB): |
< -51dB |
| Suppression of mains hum @ (0dB) +28dBV = 2x 160W |
< -115dBc @ 50Hz; < -115dBc @ 100Hz; < -115dBc @ 150Hz; |
| DC-offset voltage at the output: |
+/- 50 mV max. |
| Coupling (balanced): |
DC (no lower corner frequency, no coupling capacitors) |
| Frequency slope DC-8.7kHz with Σ/Δ-converter: |
+0.70 dB @ 5.2kHz / -3dB @ 8.7kHz at 6Ω resistive load |
| Peaking at 3.9Ω resistive load, -3dB-point: |
No peaking, 6.8kHz |
| Peaking at 5.9Ω resistive load, -3dB-point: |
+0.70dB at 5.2kHz, 8.7kHz |
| Peaking at 7.8Ω resistive load, -3dB-point: |
+2.0dB at 6.2kHz, 9.5kHz |
| Filter slope of the output filter at 5.9Ω resistive load: |
18dB/oct. |
Digital features of the Switched Power Amplifiers (DPA-Option):
| Sampling frequency of the Σ/Δ-converter: |
192kHz |
| Quantization: |
24Bit |
| Operating frequency of the Σ/Δ-Wandlers: |
24.576MHz (512x 48kHz) |
| Switching frequency of the output stages: |
192kHz |
Features of the ACB-Option:
6 analog high level A/D input channels and 2 analog high level D/A output channels
Analog features of the A/D-conversion:
| Coupling (unbalanced): |
DC (no lower corner frequency, no coupling capacitors) |
| Frequency slope DC-22kHz: |
+0 / -0.40 dB |
| Input voltage max. (0dB): |
2.0Vrms = +6.0dBV |
| Input impedance: |
47kΩ // <10pF |
| THD+N vs frequency DC-22kHz unweighted (-1dB): |
< -90dB |
| Signal to noise ratio unweighted: |
> 96dB |
| Channel separation left / right @ 1kHz with 50Ω input termination: |
> 100dB |
| Channel separation stereo inputs among themselves @ 1kHz: |
> 120dB |
| Acceptable input DC offset voltage: |
+/- 100 mV max. |
Digital features of the A/D-conversion:
| Sampling frequency: |
192kHz |
| Quantization: |
6x 24Bit |
| Operating frequency of the A/D-converter: |
24.576MHz (512x 48kHz) |
| Number of A/D-Converters: |
3x Stereo, (3x CS5351) |
Analog features of the D/A-conversion:
| Coupling (unbalanced): |
DC (no lower corner frequency, no coupling capacitors) |
| Frequency slope DC-22kHz: |
+0dB / -0.40dB |
| Output voltage max. (0dB): |
2.4Vrms = +7.6dBV incl. +1.6dB Gain |
| Output impedance: |
22Ω // 30pF |
| THD+N vs frequency DC-22kHz unweighted (+6dBV): |
< -90dB |
| Signal to noise ratio unweighted: |
> 96dB |
| Channel separation left / right @ +6dBV + 1kHz: |
>108dB |
| Output DC offset voltage: |
+/- 20 mV max. |
Digital features of the D/A-conversion:
| Sampling frequency: |
192kHz |
| Quantization: |
2x 24Bit |
| Operating frequency of the D/A-converter: |
24.576MHz (512x 48kHz) |
| Number of D/A-Converters: |
1x Stereo, (CS4344) |
Features of the ADB-Option:
2 analog high level A/D input channels and 2 electrical S/PDIF inputs
Features of the analog input parameters and digital features of the A/D conversion are equal to the ACB-Option.
Digital inputs S/PDIF:
| Coupling (unbalanced): |
DC with respect to ground |
| Input impedance: |
75Ω |
| Input level at 75Ω: |
1000mVss max. |
Features of the Advanced-option:
| Frequency range: |
DC to 24kHz |
| Variables: |
magnitude and phase plus room correction data |
| Range for magnitude: |
-25.0dB to +25.0dB |
| Range for room correction data: |
-90.0dB to +25.0dB |
| Step size for magnitude: |
0.1dB |
| Range for phase: |
+/-2000° (no modulo function) |
| Step size for phase: |
1° |
| Range for delay: |
0msec bis 1000msec |
| Step size for delay: |
0.01msec |
| Functions: |
Store, Reload, Export, Import, 3x Clear (separately) |
| Format of export/import: |
*.TXT (for use with an Excel-sheet) |
| Size of the export/import table: |
1024 lines by 3 values |
General features of the Gentle G192:
Display and control keys on the front panel:
| Control knob functions: |
16 divisions left/right turning, 1 push button |
| Grafical TFT-display: |
800x480 pixel 6Bit RGB each |
| TFT-display window in mm (BxH): |
154 x 93 |
| Actuation of the buttons on the TFT-display: |
Touch-Screen full-screen |
IR-Remote-Control:
| Number of buttons: |
45 (rocking-levers count twice) |
| Carrier frequency of the IR-transmitter: |
38kHz |
| Typical live time of the batteries: |
2 years or longer |
| Alkali battery type: |
AAA or LR03 (for example: DURACELL Alkaline MN2400) |
| Dimensions without buttons and feet in mm (WxHxD): |
195 x 56 x 28 |
| Weight with batteries: |
113g |
Toslink (digital) inputs:
| Number of digital audio inputs: |
4 |
| Coupling: |
optical |
| Sampling frequency of the Toslink inputs: |
32kHz to 192kHz stepless |
| Quantization of the Toslink inputs: |
2x 24Bit, Stereo |
Toslink (digital) output:
| Number of digital audio outputs: |
1 |
| Coupling: |
optical |
| Sampling frequency of the Toslink output: |
96kHz |
| Quantization of the Toslink output: |
2x 24Bit, Stereo |
USB and LAN connections:
| Number of USB connections: |
1x device, 2x host |
| Standards of USB connections: |
USB 1.1 |
| Maximum current USB-host: |
500mA both together |
| Speeds of the LAN connections |
10/100MBd |
Connections:
| Binding posts: |
High precision Furutech FP-800B (G) gold plated |
| Connectors for analog in- & outputs and S/PDIF unbalanced inputs: |
High precision Cinch sockets gold plated |
| Connectors for optical inputs: |
Toslink |
| Connector for optical output: |
Toslink |
| Connector for Extension: |
SubD 15Pol socket |
| PC-connections: |
1x USB-B (device), 2x USB-A (host) and 1x RJ45 (LAN) |
| Power supply connector: |
3-pole standard IEK mains socket |
Parameters of power supply:
| Mains single phase, nominal: |
100V to 240V, 50 to 400Hz |
| Mains for operation (physically): |
90V to 264V, 47 to 420Hz |
| Power consumption G192-Basic standby: |
ca. 8.0W |
| Power consumption G192-Basic in operation without modulation: |
65W to 68W |
| Power consumption G192-DPA standby: |
ca. 9.5W |
| Power consumption G192-DPA in operation without modulation: |
83W to 88W |
| Power consumption G192-DPA-ACB-ADB standby: |
ca. 13W |
| Power consumption G192-DPA-ACB-ADB operating without modulation: |
90W to 95W |
| Power consumption G192-DPA-ACB-ADB operating with full modulation: |
800W max. |
Temperatures:
| Temperature range operating (room temperature: +20°C/68°F): |
+10°C/+50°F to +40°C/+104°F |
| Operating temp. in the middle of top cover at room temperature: |
+10°C/+50°F to +37°C/+99°F |
| Operating temp. in the middle on top of the coolers at room temperature: |
+10°C/+50°F to +45°C/+113°F |
| Maximum operating temperature in the middle of top of the coolers: |
+65°C/+149°F |
| Temperature range storage (transportation also): |
0°C/+32°C to +70°C/+158°F |
Mechanical Figures:
Safety:
| Electrical Safety: |
according EN 60065: 2002 |
| Safety against squirting water: |
according IPX4 |
CE-Approval:
| Emission: |
EN 55013: 2000, EN 61000-3-2: 2000 and EN 61000-3-3: 1996 |
| Disturbing influence: |
EN 55020: 2000 |
| Electrical discharge: |
EN 61000-6-1: 2001 |
State of information: 13. March. 2010. Data given are subject of change without notice.
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