Hello, Welcome to MABLEAUDIO! [ Login ] [ Register ] [ My Order ]
接受標記
Shuguang tube
Home » Tubes » Shuguang tube

Shuguang 845B

Share to:
Item#: 845B
$75 (unit price)
Weight:0.5KG Quantity:

Add to Wish List
Buy more...Get lower price
Quantity Unit price (USD)
>= $ 75
>= $ 72
>= $ 70

Products with the Same Model

Features and Specifications

845
直热式钍-钨阴极三极管845可用于A1、AB1类功率放大。845与UV-845相似,可互换使用。

灯丝加热
Uf …………………………10 V
If……………………………3.25 A

极限额定值
阳极电压……………………1250 V
阳极耗散功率………………75 W
最大讯号时输入功率………150 W
阳极最大电流………………120 mA

极间电容
输入电容……………………6 PF
输出电容……………………4.5 PF
跨路电容……………………14.5 PF

静态参数:
Ua………………………1250 V
-Ug………………………200 V
Ia………………………80 mA
Gm ………………………3 mA/V
ri ………………………1.7 kΩ
μ………………………5
RL…………………………3.4 kΩ
üg(pk)……………………69 V
Pout………………………15 W

推荐工作状态(参考值)
单管A1类放大
Ua……………………………1000 1000 1250 V
-Ug …………………………145 155 209 V
RL……………………………6 9 16 kΩ
Ia……………………………90 65 52 Ma
üg(pk)………………………- 110 148 V
ri……………………………1.7 1.9 2.1 kΩ
Gm……………………………3.1 - - mA/V
Pout…………………………24 21 24 W
Dtot…………………………5 - - %

 

推挽AB1类放大
Ua……………………………800 1000 1000 1250 V
-Ug……………………………125 170 175 225 V
RL……………………………4.5 4.6 4.6 6.6 kΩ
Ia……………………………80 70 40 40 mA
üg(pk)……………………177 240 - - V
Ia(max.sig)……………170 230 230 240 mA
Pout…………………………40 75 75 115 W

 

 

 

 

More images of 845B

845B
* Subject
* Content
* Your Country
* Your Tel
* Your E-mail
* Verification code
       

Chat Online with us

 mable@mableaudio.com
  mablelee215
  mablelee215
Hot Items
MAFE0295K
$ 5.8
MAFE0295K
20pcs 40X30X22 amp feet
MAFE0295J
$ 5.8
MAFE0295J
20pcs 32X37X33 amp feet
MAFE0295H
$ 4.3
MAFE0295H
20pcs 32X24X18 amp feet
MAFE0295G
$ 4.5
MAFE0295G
50pcs 25X20X15 amp feet
MAFE0295F
$ 4.5
MAFE0295F
50pcs 19X15XH15 amp feet
MAFE0295E
$ 4.5
MAFE0295E
50pcs 19X15X11 amp feet
MAFE0295D
$ 4.3
MAFE0295D
50pcs 18X14X10 amp feet
MAFE0295C
$ 4.2
MAFE0295C
50pcs 18X14X8 amp feet
MAFE0295B
$ 4.3
MAFE0295B
50pcs 17X14X10 amp feet
MAFE0434G
$ 1.2
MAFE0434G
30X8 Alu amp feet
MAFE0434B
$ 1.2
MAFE0434B
30X8 Alu amp feet
MABG0010B
$ 3.4
MABG0010B
4pcs Binding post
MAKP0465S
$ 4.2
MAKP0465S
38X20 silver color knob
MAKP0465R
$ 4.2
MAKP0465R
38X20 Red knob
MAKP0465L
$ 4.2
MAKP0465L
38X20 blue knob
MAKP0465G
$ 4.2
MAKP0465G
38X20 gold color knob
MAKP0465B
$ 4.2
MAKP0465B
38X20 black knob
TS-8-G
$ 6
TS-8-G
1pcs 8pins tube sockets
MABS0002B
$ 18
MABS0002B
6SN7 TO 12AU7 12V
MACL0096E
$ 0
MACL0096E
White tolex

Recently Viewed