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ALLNIC AUDIO A-5000 DHT, Руководство пользователя

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10 

SPECIFICATIONS FOR THE ALLNIC AUDIO A-5000 DHT 300B SINGLE-ENDED, DIRECT HEATED TRIODE 

MONOBLOCK POWER AMPLIFIER

 

 

•

 

Output Power:             

10w (8Ω load, at 1KHz) 

 

•

 

Total Harmonic Distortion: 

Less than 0.5% at 1KHz, 2.83V 

•

 

Frequency Response:       

20Hz - 50KHz Flat 

 

•

 

S/N Ratio:                           

-76dB (CCIR, 1KHz) 

•

 

Damping Factor:                

4.7 at 8Ω load at 1KHz 

 

•

 

Voltage gain:                       

+24dB 

 

•

 

Input Impedance:               

100KΩ (single-ended, unbalanced) 

 

•

 

Input Sensitivity:                 

0.6V for rated power 

•

 

Fuses:                                    

•

 

Main: 3A @ 250V 20mm glass, fast blow 

type (two supplied – one is a spare) 

•

 

300B: 315mA @ 250V, 20mm glass, fast 

blow type                                    

 

•

 

Tubes (per chassis):            

•

 

300B X 1 (power tube) 

•

 

HL-2 X 1 (first stage driver) 

•

 

RS242 X 1 (second stage driver – equivalent 

to 

3A-110A

) 

•

 

5U4G X 1 (rectifier - substitute with 

equivalent direct-heated rectifier only) 

 

•

 

Dimensions:                        

(W x D x H) 430mm (16.93 inches) x 330mm 

(13 inches) x 240mm (9.45 inches) 

•

 

Weight: 

•

 

20Kg (44 lbs) net per monoblock. 

•

 

21.8 Kg (48 lbs) shipping weight per 

monoblock. 

 

 

 

 

Содержание A-5000 DHT

Страница 1: ...ALLNIC AUDIO A 5000 DHT 300B SINGLE ENDED PURE DIRECT HEATED TRIODE MONOBLOCK POWER AMPLIFIER OWNER S MANUAL ...

Страница 2: ...for the sound of this high quality device will be rewarded by its excellent operation for years to come Please read this entire manual before you connect the A 5000 DHT Monoblocks to the other components of your system and the wall outlet Information and specifications for the Allnic Audio product described in this manual are subject to change without notice For a list of Allnic Audio distributers...

Страница 3: ...nnectors 6 INITIAL SET UP Location Location Location Inputs Speaker Terminals Power Connection 6 7 7 7 INITIAL POWER ON 7 OPERATION 8 TUBES AND TUBE BIAS 8 SPECIFICATIONS 10 WARRANTY 11 FIGURES 12 Please read about SAFETY before you attempt to use the A 5000 DHTs we care about our customers and the equipment and we want you to enjoy this product for a long time ...

Страница 4: ...n ideal drive stage for the single ended 300B and produces 10 watts of pure class A extremely low distortion high power output Nickel alloy output transformer Allnic uses sophisticated ratio mixed nickel permalloy PB cored output transformers Because of their extremely high initial permeability it is possible to use lower turns on the primary winding while retaining very high open circuit inductan...

Страница 5: ...00 DHTs in your system 3 Be sure the A 5000 DHTs are labeled for the AC voltage of your location If they are not DO NOT connect them to your AC outlet Please contact your Allnic dealer We advise that you keep the boxes and other packing materials that your A 5000 DHTs came in It will be useful if you sell your A 5000 DHTs or in the unlikely event you need to ship for service SAFETY Remove ALL prot...

Страница 6: ...nd may void the warranty DO NOT place the unit near a strong light or heat source DO NOT place anything heavy on the unit DO NOT allow rubber or vinyl materials to rest on the chassis for long periods of time This could discolour the metal DO place the A 5000 DHTs on a shelf or stand that is stable and not subject to vibration or sudden shock DO consider using a high quality power cord inter conne...

Страница 7: ...onnect the input interconnect and speaker cables before you insert the power cable into the receptacle at the left facing the back rear of the chassis See Figure 4 The A 5000 DHT uses a standard 15 amp three prong male IEC connection for AC input You need to use power cords with a female 15 amp three prong IEC connector at one end The Allnic ZL 3000 and ZL 5000 power cables will make an excellent ...

Страница 8: ...sources In the case of any failure please contact Your Allnic dealer for assistance THE CURRENT METERS The single illuminated meter indicates the current supply to the 300B power tube in the A 5000 DHT See Figure 5 There is also a screw type potentiometer on the chassis top directly in front of the 300B Refer to Figure 6 for its location When you turn on the A 5000 DHT the needle of the current me...

Страница 9: ...replace a fuse using a screwdriver simply turn the top of the fuse cap counterclockwise It will spring out holding the fuse Replace the fuse push the fuse cap down and turn it clockwise it will lock itself If you have any questions about doing this please contact your Allnic dealer for assistance You may use any 300B type tube in the A 5000 DHT including the newer higher voltage varieties 300BXLS ...

Страница 10: ...100KΩ single ended unbalanced Input Sensitivity 0 6V for rated power Fuses Main 3A 250V 20mm glass fast blow type two supplied one is a spare 300B 315mA 250V 20mm glass fast blow type Tubes per chassis 300B X 1 power tube HL 2 X 1 first stage driver RS242 X 1 second stage driver equivalent to 3A 110A 5U4G X 1 rectifier substitute with equivalent direct heated rectifier only Dimensions W x D x H 43...

Страница 11: ...of the original purchaser s warranty period provided as stated below no unauthorized repairs or modifications have been performed on the product Date of purchase is the date indicated on the invoice for the product issued by Allnic Audio or its authorized representative For the warranty to be valid a defective product must be returned to Allnic Audio s authorized representative for service prior t...

Страница 12: ...12 FIGURES Figure 4 A 5000 DHT Rear View Figure 5 A 5000 DHT Front View ...

Страница 13: ...13 Figure 6 A 5000 DHT Top View RS242 ...

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