KR Audio Tubes
Made In Czech ±¶§J»s³y

KR Audio Electronics Á`³¡³]©ó±¶§J¥j³£¥¬©Ô®æ, ¬O²{¤µ¥Í²£°ª«~½è­µÅT¯uªÅºÞ¤Î¤¸¥óªº¥@¬É»â¾É¼t°Ó.

'¦¹'°ª«~½èºÞ²y¥Í²£, ·½¦Û©ó±Ä¥Î°ªÀ£¯uªÅ¾÷±ñ,§Þ³N¤u¦K©óª÷Äݹs¥ó,§j»s¬Á¼þ¤Î³]­pªººë¿ï,¤Æ¾Ç¤Î¹q¤lªº³]­p,¥[¤W¤£±Ä¥Î¦Û°Ê¥Í²£½u»s³yªº°í«ù. ¯uªÅºÞºÞ¨­±Ä¥ÎSIMAXµw¬Á¼þ°t¤è»s³y, ¤º³¡¾÷ºc¤ä¬[»P©Ò¦³¾÷´ß§¡±Ä¥ÎIXON¤£ù׿û»s³y.

KR¯uªÅºÞªº¶Ç²Î¤Î°ª¯uªÅ»s³y®Ö¤ß±M·~§Þ³N. ·½©ó1928¦~,·í®Éµá§Q®ú¨Ï¥Î³o¶¡¤u¼t¤j¼Ó¨Ó¥Í²£¯uªÅºÞ. ©ó1948-1990¦~¶¡Tesla»s³y¯uªÅºÞ®É, ³o¶¡¯S§Oªº¼t©Ð³Q§@¬°¼Ð·Ç¹êÅç«Ç. ³o¨Çªº¤â¤u­ì«¬¼Ð·Ç,¤j³¡¥÷«Øºc©ó­x¨Æ¤Î°ê¨¾¥Î³~. ­Ó§O¤u¦Kªº±Ä¥Î,¥H¾á­t»s§@¯uªÅºÞºØÃþ©M¤u¨ãÃþ«¬ªº¾AÀ³¼ô±x±¡ªp¨Ó¨M©w.

³oºØ·~¬É¯S½è¦bRiccardo Kron³Õ¤hªº¤Þ»â¤U±o¥H©µÄò, ·í®É¥L¨M©w¤F¤½¥qÀ³ÂX®i¯uªÅºÞ¥Í²£½u¤Î»s§@±Ä¥Î¯S®í¹q¤l½u¸ôªº­²©R©ÊÂX­µ¾÷, ¦]¦Ó¥i¥H±j¤ÆKRªº§Î¶H¤Î¥O§ó¦h¤Hª¾¹D¦p¦ó¦b±Ä¥ÎKR²£«~«á¥i¥H¦b®a¤¤±o¨ìªñ¦ü¯u¥¿²{³õ­µ¼Öªº­«¼½®ÄªG.

¦b¹L¥h¼Æ¦~, KR¤£Â_ºë¯q¨Dºë¥h§ïµ½²£«~, ¥HÅý§ó¦hªºÅU«È¥i¥H¦³¾÷·|¦b¥L­Ìªº­µÅT¨t²Î©Î®a®x¼@°|¨t²Î¤¤´«KR¯uªÅºÞ¨Óª@¯Å. ³o§Þ³Nµ²ªG¥i¥H¦b­Ó¤H®a¤¤«ÈÆU,±a¨Ó«D±`¤¤©Ê¤£±a­µ¬V©Î³Ù¬Vªº­«¼½­µ¼Ö.

Åwªï±z°ÑÆ[KRºô¯¸, ¬Ý¬ÝKR¿W¯Sªº§Þ³N, µ²¦XKRªººÞ²yÀ³¦³ªº³]­p¤Î»s³y²z©À, ¦¹±a»âKR²£«~¨ì¥@¬É¯Åí©w²£«~¤ô¥­
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The KR Audio Technology Difference
KR AUDIO§Þ³Nªº¤£¦P¤ZÅT

¡@ What makes KR Audio products unique?
¬Æ»ò¥i¥H¥OKR²£«~°µ¨ì¿W¤@µL¤G?

À³¥Î°ª«×¯uªÅ§Þ³N©óKR­µÅT¯uªÅºÞ¤Î²£«~¬O¯u¥¿ªº¨Ï±oKR²£«~Àu³Ó©ó¨ä¥¦¤½¥q. °ª«×¯uªÅ¥i¥H½T«O«í©wªº¹q¤lµo®g, ¬]·¥¹q¬y®ø¯Ó, ºÞ¤lªºªø¹Ø©R, ¥H¤ÎºÞ¤l¯u¥¿°t¹ï¥Î©ó±À®¾ÂX¤j¾÷.
¥t¤@­Ó¥¨¤j¦n³B¯u¥¿ªº¤£¦P©ó¨ä¥LÄvª§¦P·~, ´N¬O¹ê»Úªº¬Û¦P­Èªº¯uªÅºÞ, ©ñ¦b³æºÝ¥ßÅé¾¹§÷,¥¦­Ì¦b²×ºÝ¯Å±N±o¨ì¦P¤@ªº¥\²v. ¦pªG¯uªÅºÞ¤£¬O°ª«×¯uªÅ¤U»s¦¨, ´N¤£¯à¦P¼Ë¦a³Q«OÃÒ.

³o³£¥NªíµÛKR¯àµ¹§A¦b§Aªº­µ¼Ö¨t²Î¤@ºØ«D±`¤Ö¥¢¯u¦Ó¯u¹êªº¤HÁn¤Î¼Ö¾¹Án. ¥Ñ©ó¯S§Oªº³±·¥³]­p, ¦¹¥]¬A¤£¤î¥u¦³§ó¦hªº°ÊºA, §ó¥i±NÁôÂæb¶Â½¦°Û¤ù, ÅJ®gCD©ÎDVD¼vºÐ¯u¥¿¿ý»sªº­µ¼Ö°T®§, ´X¥G§¹¥þÅã²{¤Îµo±¸¥X¨Ó.

·í§A¹Á¸Õ²âÅ¥KRÂX­µ¾÷, §A¤@©w·|Åå³Y¦P¤@¿ý­µ­µ®Ä·|¦³¦p¦¹»P²³¤£¦P. ¤H­Ì²ßºD©ó¨ä¥¦¦³­µ¬V©Î¸Ø±i­µÅT¨t²Î, ©¹©¹¦³§xÃø¥h­«·s½Õ¾A¨ì¤@­Ó§ó¤¤©Êªº­«¼½.
KR­µÅT³]­p­õ¾Ç²z©À¬O®Ú¾Ú¨Æ¹êÁn­µ§¹¬ü­«¼½, Án­µ°ÊºA¥þÀW¦A¥Í§@¬°³Ì°ò¥»­ì«h.

¡@

How does KR Audio do that ?
KR Audio¦p¦ó°µ¤F¤°»ò?

¯uªÅºÞÁn­µ¦A¥Í­ì²z°_¦Û¹qÀ£Án­µ©ñ¤j, ¤Î³¡¥÷¹q¬y©ñ¤j. ¬°¤F³o­Ó­ì¦], ¹F¨ì¤j¥\²v¿é¥X, ¯uªÅºÞ«Ì·¥»Ý­n¦b°ª¹qÀ£(¬ù1,200-1,500¥ñ¯S), ¤Î¬Û¹ï¹qÀ£¬°§C¹q¬y¤§¤U¤u§@.
«á´Áµo®i¨ì¥Î´¹ÅéÁn­µ©ñ¤j, Án­µÂX¤j§Þ³N§¹¥þ§ïÅܹL¨Ó. ¨Æ¹ê¤W, ¹qÀ£¤j¤j­°§C¨ì40-60¥ñ¯S, ¦Ó¹q¬y¬ÛÀ³¼W¥[.

¦]¦¹, ³o¨âºØ§Þ³N¤À¹D´­ÅY: ¯uªÅºÞ©ñ¤j§Þ³NÄ~Äòªu¥Î°ª¹qÀ£¤Î§C¹q¬y, ¦Ó´¹Åé©ñ¤j§Þ³N«h±Ä¥Î§C¹qÀ£¤Î°ª¹q¬y.
¥¿¦]¹q¬y¥D¤O´£¨Ñ¥\²v, ¦b³o¨âºØ±¡§Î¤U¬°¤FÀò±o©Ò»Ýªº¥\²v¤Î°ÊºA. ­n½Õ¤j­µ¶q´N¬O¥¿±`ªº.

¦pªG­µ¶q¤£¨¬, ¹q¬y©ñ¤j¤Î°ÊºA¨âªÌ´N¤£¦s¦b. ¥H¤èµ{¦¡¥h¸ÑÄÀ, ´N±o­«´£"¹qÀ£(¥ñ¯S)x¹q¬y(¦w°ö)=¥\²v(¥Ë¯S)".
´N¦¹ÂI, ¤£¯à²z¸Ñ¬°¦ó¤j³¡¥÷ªºÂX¤j¾÷¬°¤F±o¨ì§¹¥þªº­µ¼Ö²Ó¸`¤Î°ÊºA¦Ó¥²¶·¤u§@©ó°ª­µ¶q¤¤,
¦ý¬O, °ª­µ¶q·|¼W¥[¥¢¯u, ¤j³¡¥÷¤µ¤Ñ¥Í²£ªº¤j¥\²vÂX¤j¾÷, ³£¬é¦³¤@³¡¥÷¥\²v¥h´î§C¥¢¯u«×.
³oµ²ªG´î§C¤F°ÊºA, ±q¦Ó´î§CÁn¼Ö¤Wªº¤ÀªR¤O(¼ÖÁn¾¹ªº·l¥¢³q±`³B¦b¤¤°ªÀW¬q).

KRÂX¤j¾÷¨S¦³³o­Ó³]­p¯ÊÂI. µo¿N¤Í¥i¨É¨ü¨ì­µ¼Ö¸ÑªR¤O, ªñ¥G¹s¥¢¯u¤Î¤j¤j´£¤Éªº°ÊºA. ¬°¤F±o¨ì³o®ÄªG,¥ý§Q¥Î´¹Åé©ñ¤j, ¨ì³Ì«á¯Å©ñ¤j¤~À³¥ÎKR¦Û¦³ªº¥\²v¸Ë¸m(KR¯uªÅºÞ©Î¯uªÅ´¹ÅéºÞ).

²V¦X³o¨âºØ§Þ³N, µo¿N¤Í´N¥i¥H±o¨ì¨âºØ³]­pªº³Ì¦nÀuÂI.

KR Audio Tube Technology
KR¯uªÅºÞ§Þ³N

©Ò¦³¥ÑKR­µÅT»s³yªº·s¯uªÅºÞ, ²~¨­¤W·|¦L¦³ "KR Audio"«~µP:
²~¨­¤Î¤º³¡¾÷±ñµ²ºc¤ä¬[±Ä¥ÎSIMAX µw¬Á¼þ°t¤è»s³y. ©Ò¦³KR¯uªÅºÞ¨ã¦³¯uªÅ«×³W®æ 10-8 Torr,
¤@­Ó2·L¦w°öªº³Ì¤j¬]·¥¹q¬y , ©ó¯uªÅºÞ¹Ø©R¤¤½T«Oµ´¹ï«í©wªº¹q¤lµo®g,
¥H¤ÎÁʶR«á¤@¦~«Oµý.

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¡@Specifications
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Tube Model number
¯uªÅºÞ«¬¸¹
2A3 300B New 845 211 PX4
Tube Photo
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Pure Class-A Power (watts)
¯ÂAÃþ¥\²v (¥Ë¯S)
3.5        
Plate Voltage Avg. (volts)
¥­§¡«Ì·¥¹qÀ£ (¥ñ¯S)
300 450

/ 650
/ 750
/ 1000
/ 1250

/ 650
/ 750
/ 1000
/ 1250
250
Plate Voltage Max. (volts)
³Ì°ª«Ì·¥¹qÀ£ (¥ñ¯S)
350 550 1250 1250 350
Plate Current Avg. (mA)
¥­§¡«Ì·¥¹q¬y (·L¦w°ö)
50 100 / 90
/ 95
/ 90
/ 80
/ 90
/ 34
/ 53
/ 60
48
Plate Current Max. (mA)
³Ì°ª«Ì·¥¹q¬y (·L¦w°ö)
80 140 1A 140 60
Plate Dissipation (watts)
«Ì·¥¯Ó¹q (¥Ë¯S)
¡@
18 65 100 100 20
Transconductance (mA/V)
¤¬¾É²v (¦w°ö/¥ñ¯S)
5.5 5.7 3.1
/ 4.0
/ 2.75
/ 3.15
/ 3.3
5.1
Grid Voltage (volts)
¬]·¥¹qÀ£ (¥ñ¯S)
-58 -94 / -68
/ -99
/ -145
/ -195

/ -15
/ -46
/ -61
/ -80

-32
Amplification Factor
©ñ¤j«Y¼Æ
3.9 3.7 5.3 12 5.0
Plate Resistance (ohms)
«Ì·¥ªý§Ü (¼Ú©i)
700 650 1700 / 3000
/ 4400
/ 3800
/ 3600
980
Load Resistance (ohms)
­t¸üªý
§Ü (¼Ú©i)
2500        
THD (%)
Á`¿Óªi¥¢¯u (¦Ê¤À¤ñ)
<0.05        
Power Output (watts)
¿é¥X¥\²v (¥Ë¯S)
4.0        
Filament Voltage (volts DC/AC +/-5%)
¿Oµ·¹qÀ£ (¥ñ¯S,ª½¬y/¥æ¬y)
2.5 5 10 10 4
Filament Current (A)
¿Oµ·¹q¬y (¦w°ö)
2.5 1.8 1 1 1.1

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Last updated on 3/3/05