Changsha Shuguang Audio Ltd.

Changsha Shuguang Audio Ltd.

进入中文版 ENGLISH
Products Category
News

• Shuguang WE274B duplicate Come • Celebration of Shuguang Natura • Shuguang Glorious performance • Organizations • Shuguang 300B Series Details

Contact Us

Name: xiao hong
Tel: +86-0731-89745701
Fax: +86-0731-89998000
Mobile: +86-13975805576
E-mail: dxwdhx@aliyun.com
Add: Room 369,xingyao,Changsha City,Hunan Province,China ,hunan Province,China
MSN: shuguangs@hotmail.com Skype: shuguangtubes ҷϢ ҷϢ

Partners
Baidu.com Google.com yahoo.com
Products

Tj Fullmusic 300B/c/+ Dome new vacuume tube,gold pins

Tj Fullmusic 300B/c/+ Dome new vacuume tube,gold pins
Product name:Tj Fullmusic 300B/c/+ Dome new vacuume tube,gold pins
Item:TJ-300B/c/
Price:$363
Details:

Classification-Dome-type or Aubergine-type bulb of glass, a white ceramic base with four-prong bayonet gold pins , oxide coated filamentary, carbon plate triode.
Application-Audio frequency amplifier where power outputs of approximately 22.5watts or less is required at relatively low plate voltages.
Dimensions-Dimensions, outline diagrams of the tube and bases, and the arrangement of electrode connections to the base terminals are shown in Figures 1, 2 .

Nominal operating conditions and parameters

Filament voltage………………………………………………………………5 V*
Nominal filament current……………………………………………………2.4A
Plate voltage…………………………………………………………………400V
Grid voltage…………………………………………………………………-70 V**
Plate current…………………………………………………………………120 mA
Amplification factor…………………………………………………………3.85
Grid to plate transconductance …………………………………………8500 micromhos
Grid current………………………………………………………………… 0.05 μA
Plate resistance………………………………………………………………450 ohms
Load resistance………………………………………………………………2.0 kohms

*Alternating-current filament supply or Direct-current filament supply.
**Alternating-current filament supply is used. The grid and plate returns should be connected to a center tap on the secondary of the filament transformer.
***Direct-current filament supply is used. The grid and platter returns are connected to the negative end of the filament.

Characteristics-Average characteristics

Figure 3 . shown typical curves of plate currents of grid voltage for several values of plate voltages. It is alternating-current filament supply.
 

Fig.3

Limiting Operation Conditions for Safe Nor-nor simultaneous ratings

Maximum plate voltage…………………………………………………………450 volts
Maximum plate dissipation………………………………………………………80 watts

←[Previous:TJ-274B/n] [Next:TJ-101D/n]→

Related Products :
Tj Full music 300B/c/2.5V new vacuum tube
TJ-300B/c/2.5V
Tj Full music 300B/c/2.5V new vacuum tube
Tj Fullmusic 300B/n Dome new vacuume tube,gold pins
TJ-300B/n
Tj Fullmusic 300B/n Dome new vacuume tube,gold pins
Tj Full music 12BH7 new vacuum tube
TJ-12BH7
Tj Full music 12BH7 new vacuum tube
Tj Fullmusic 101D/n new vacuume tube,gold pins
TJ-101D/n
Tj Fullmusic 101D/n new vacuume tube,gold pins
Tj Fullmusic 274B/n new vacuume tube
TJ-274B/n
Tj Fullmusic 274B/n new vacuume tube
Tj Fullmusic 2A3/n (replacing Shuguang 2a3)new vacuume tube
TJ-2A3/n
Tj Fullmusic 2A3/n (replacing Shuguang 2a3)new vacuume tube
Tj Fullmusic 274A/n new vacuume tube
TJ-274A/n
Tj Fullmusic 274A/n new vacuume tube
Tj Fullmusic 845(replacing Shuguang 845) new vacuume tube
TJ-845
Tj Fullmusic 845(replacing Shuguang 845) new vacuume tube