typicalOpeRatiOn

typeofservice

plate

plate

plate

screen

plate

Drive

Output

Operation

Voltage current

Voltage Voltage current

power

power

(Volts)

(amps)

(Volts)

(Volts)

(amps) (Watts) (kiloWatts)

aB1

griddrivenaFamplifierormodulator

6,000

2.5

5,500

---

2.2

---

8.25

The 3CX3000A1/8238 low-mu power triode is

forced air cooled and is intended for use as an

audio amplifier or modulator. Available high plate

current under Class AB1 operating conditions

permits high power gain with a minimum of distor-

tion. The tube is coaxial in construction.

3cx3000a1/8238

or contact: CPI MPP Division, Eimac Operations, 607 Hansen Way, Palo Alto, CA 94303

telephone

The values listed above represent specified limits for the product and are subject to change. The data should be used for basic

information only. Formal, controlled specifications may be obtained from CPI for use in equipment design.

chaRacteRistics

Plate Dissipation (Max.)

4,000 Watts

Screen Dissipation (Max.)

---

Grid Dissipation (Max.)

50 Watts

Frequency for Max. rating (CW)

--- MHz

Amplification Factor

5

Filament/Cathode

Thoriated Tungsten

Voltage

7.5 Volts

Current

51.5 Amps

Capacitance

---

Input

--- pf

Output

--- pf

Feedthrough

--- pf

Capacitance

---

Input

--- pf

Output

--- pf

Feedthrough

--- pf

Cooling

Forced Air

Base

Coaxial

Air Socket

---

Air Chimney

---

Boiler

---

Length

9.00 in; 228.60 mm

Diameter

4.16 in; 105.70 mm

Weight

6.2 lb ; 2.8 kg