BHK Signature 250 Stereo and BHK Signature 300 Mono | |
| Unit Weight | 38 kgs |
| Unit Dimensions | 17.1 x 8.7 x 14 Chassis only. 15" deep including connectors. |
| Shipping Weight | 92 lbs |
| Shipping Dimensions | 21x 13 x 19 |
| Color Options | Black Silver |
| Voltage Options Factory set only | Japan 100V North America 120V Europe/Asia/Australia/New Zealand 230V |
| Mains Power Inputs | IEC C14 |
| Fuse Compliment all Countries | 4 - 10 amp fast blow H-Rated 5x20mm Rail Fuses |
| Fuse Compliment Mains | 100vac Countries 1 - 2 amp slow blow H-rated 5x20mm 1 - 12 amp slow blow H-rated 5x20mm 120vac Countries 1 - 1.6 amp slow blow H-rated 5x20mm 1 - 10 amp slow blow H-rated 5x20mm 230vac Countries 1 - 1 amp slow blow H-rated 5x20mm 1 - 5 amp slow blow H-rated 5x20mm |
| Accessories Included | US (NEMA 5-15P) (all versions) Schuko (CEE7/7) (230V version) UK (BS 1363) (230V version) |
| Audio Inputs | RCA (Unbalanced) XLR (Balanced) |
| Speaker Outputs Signature 250 | Gold plated copper binding posts (2 pair per channel) |
| Speaker Outputs Signature 300 | Gold plated copper binding posts (2 pair) |
| Other | DC Trigger Input 3.5mm 5-15VDC |
| Warranty | 3 years parts and labor on unit 1 year on vacuum tube |
Power Consumption | |
| @Ready | 75 Watts |
| @Idle | 175 Watts |
| @Rated power 8 | 850 Watts |
| @Rated power 4 | 1600 Watts |
Signal | |
| Gain | 30.5dB /-0.5dB |
| Sensitivity for rated output power of 250 watts into 8 | 1.3V |
| Noise | 100-20KHz <-85dBV |
| Input impedance Signature 250 stereo | Unbalanced 100K Balanced 200K |
| Input impedance Signature 300 mono | Unbalanced 50K Balanced 100K |
| Output Impedance | 50Hz, 2.8VRMS <0.1 |
| Frequency Response | @2.8VRMS 10Hz 20KHz /- 0.1dB 10Hz 200KHz 0.1/-3.0dB |
THD | |
| 1KHz, 1W/8 | <0.01% |
| 20-20KHz, 1W/8 | <0.1% |
| 1KHz, 200W/8 | < 0.1% (120VAC Mains input) |
| 1KHz, 400W/4 | < 0.1% (120VAC Mains input) |
Signature 250 Stereo Amplifier | |
Output Power | Both channels driven 120vac mains, 1kHz, 1% THD |
| 8 | 250W minimum |
| 4 | 500W minimum |
| 2 | Stable for musical transients |
Signature 300 Mono Amplifier | |
Output Power | 120vac mains, 1kHz, 1% THD |
| 8 | 300W minimum |
| 4 | 600W minimum |
| 2 | 1000W |
BHK Signature 250 Stereo Amplifier
A forty year quest for musical perfection
The first amplifier I gave up a lifetime obsession with tubes for Arnie Nudell, founder, Infinity Systems.
Have you ever wanted to own the finest stereoamplifiers in the world but were scared off by a six-figure price tag? All that is about to change. The BHK Signature Series power amplifieris astunning achievement in power amplificationandBascom H. Kings finest work, unequaled in performanceat any price. Power amplifiers are the make-or-break component in the music reproduction chain. Everything in your system funnels into thiscritical component; anything lost can never be recovered. The BHK Signature features a zero-loss vacuum tube input stagecoupled toa high bias differentially balancedMOSFET output. This amplifierhas few rivals at any priceand, in terms of sheer musicality, openness, tonal richness and accuracy, none.
Features:
- Zero-loss vacuum tube input stage
- Differentially coupled balanced MOSFET output stage
- All through hole construction (no surface mount parts)
- RCA Single ended input
- XLR balanced input
- 250 watts per channel 8 Signature
- 500 watts per channel 4 Signature
- 2 stable Signature 250 stereo
- Less than 0.1% thd 20Hz to 20kHz at rated power
- Damping factor 100 for excellent loudspeaker control
- Front panel standby button for vacuum tube input
- -3dB greater than 200kHz
- Dual, custom, solid copper, gold plated output binding posts
- Fully balanced from input to output
- 38 kgs
- Input 12 volt trigger
- Easy access for tubes
Specifications:
