Garage1217 project ember User Manual - Page 2

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Project
Ember

Specifications

- Solid state output stage
- Non overall feedback - triode voltage gain stage
- Power consumption: 5W continuous, 15W peak
- Power supply: 48VDC (0.10A cont, 0.32A peak)
- Input Resistance: 11kΩ or 81kΩ depending on gain setting and module
- Input Sensitivity (6N23): 0.8V or 1.6V (dependent on gain setting and used tube)
- Gain: 14- 20dB (selectable and dependent on tube)
- Max Output voltage: 15.7Vrms at 300Ω
- Output Resistance: Selectable 0.1Ω, 35Ω or 120Ω
- Frequency Response: 3Hz – 65 KHz (-0.5dB) with 32Ω load
- Frequency Response: 1.5Hz – 190 KHz (-3dB) with 32Ω load
- Signal to Noise ratio: 92dBA (dependent on tube)
- Crosstalk: -89dB (dependent on tube)
- THD: > 0.010% (dependent on tube)
- Suitable for: 16-600Ω Headphones, 32-600Ω recommended
Tubes / Valves that can be used in Project Ember
6V TUBES:
6922
7308
8223
6AQ8
6DJ8
6GU7
6CG7
6BQ7A
6H23
6H23N
6L12
6N11
6N23
6N1P
6N2P
6N6P
6N30P
B719
Cca
CV2492
CV2493
CV5358
E88CC
E89CC,
E188CC
E189CC
E288CC
ECC85
ECC88
ECC89
ECC188
ECC189
ECC288
ECC289
JAN 7308
6GM8
6N27P
ECC86
- 300mA to 1000mA heater current draw tubes can be used
- 6V and 12V miniature 9 pin heater voltage tubes can be used
12V TUBES:
5751
5814
5814A
5963
6189
6201
6681
7025
7058
7729
6L13
12AD7
12AT7
12AU7
12AX7
12BH7(A)
12DF7
12DM7
12DT7
A2900
B152
B309
B329
B339
B749
CV0455
CV0491
CV0492
CV4024
E81CC
E82CC
E83CC
OUTPUT
POWER
INTO:
16Ω
32Ω
64Ω
120Ω
300Ω
600Ω
12V TUBES CONTINUED:
E181CC
E183CC
E283CC
E811CC
E812CC
E813CC
E2157
E2163
E2164
ECC81
ECC82
ECC83
ECC181
ECC182
ECC182
ECC801
ECC803
ECC803S
OUTPUT RESISTANCE
.1R
35R
600mW
590mW
1.4W
1.2W
2.4W
1.5W
1.8W
1.1W
765mW
600mW
390mW
360mW
120R
180mW
290mW
450mW
480mW
390mW
270mW