Damping Ring Klystron Inventory and Operating Parameters
Last modified: September 10, 2007
Damping Ring Klystron Inventory and Operating
Parameters
Last modified: September 10, 2007
Inventory
| S/N | Tube Type | Solenoid | Location | Status | Vac Ion Pump | Warranty | Runtime | Notes |
|---|---|---|---|---|---|---|---|---|
| J7-11 | VA-955H | Varian VA-1955H S/N 0157 | NDR Socket | Online | No | No | 15,840+ 6-8-2006 | Installed in NDR Socket 4-8-04 |
| J6-101 | VKP-7855 | Premier VA-1955H S/N 0123 | SDR Socket | Online | Yes | No | 25,056 6-8-2006 | Installed in SDR socket 6-8-2006 |
| C7-08 | VA-955H | Test Lab | Failed | No | No | 77,184+ 6-8-2006 | Removed from SDR socket 6-8-2006.Tube water leak. | |
| 001 | VKP-7855 | Varian VA-1955H S/N 0101R. | SDR Vault | Good Spare | Yes | Yes | 0 | New Tube 2-21-07 |
| H4-159 | VKP-7555S | Varian VA-1955H S/N E7-011R | NDR Vault | Good Spare | Yes | No | 0 8-30-2006 | Rebuilt at CPI |
| S/N | Tube Type | Filament Voltage | Filament Current | Magnet Current | Beam Voltage | Beam Current | Mode- Anode |
Body Current | Power Output | Drive Power | Gain |
|---|---|---|---|---|---|---|---|---|---|---|---|
| H4-159 | VKP-7555S | 7.0 Vac | 17.8 Aac | 29.0 Adc | 24.5 KVdc | 6.33 Adc | 0 KVdc | 48 mAdc | 64.5 KW | .69 W | 49.7db |
| J7-11 | VA-955H | 7.0 Vac | 18.1 Aac | 25.0 Adc | 24.5 KVdc | 6.33 Adc | 21.5 KVdc | 49 mAdc | 67 KW | .67 W | 50.0db |
| C7-08 | VA-955H | 7.0 Vac | 16.7 Aac | 30.0 Adc | 24.0 KVdc | 7.2 Adc | 24.0 KVdc | 58 mAdc | 64 KW | .55 W | 50.7db |
| J6-101 | VKP-7855 | 6.5 Vac | 16.8 Aac | 30.0 Adc | 23.0 KVdc | 7.0 Adc | Eb=Emod | 53.6 mAdc | 65.0 KW | .23 W | 54.5db |
| 001 | VKP-7855 | 6.5 Vac | 16.8 Aac | 26 Adc | 24.5 KVdc | 6.10 Adc | 21.8 KVdc | 21 mAdc | 64.8 kW | 1.07 W | 47.8 dB |
| J6-101 | VKP-7855 | 6.5 Vac | 16.8 Aac | 28.0 Adc | 24.5 KVdc | 6.33 Adc | 21.4 KVdc | 58.6 mAdc | 66.0 KW | .20 W | 55.2db |
| Serial Number | Type | Manufacturer |
|---|---|---|
| 0157 | Tape wound | Premier Microwave |
| E7-011R | Wire wound | Varian |
| 0101R | Tape wound | Varian |
Date Description
09-07-07 NDR Replaced rubber bellows and air filters.
09-07-07 SDR Replaced rubber bellows and air filters.
03-27-07 SDR Klystron SN 001 moved to SDR vault.
02-21-07 New Klystron SN 001 dressed with magnet 0101R moved to sector 1 cage. Good Spare.
08-30-06 NDR H4-159 moved to NDR as good spare (in magnet E7-011R). Tube was repaired at CPI.
08-24-06 NDR Replaced rubber bellows and air filters.
08-24-06 SDR Replaced rubber bellows and air filters.
06-14-06 C8-507 Tube scrapped.
06-08-06 SDR J6-101 installed in SDR socket. High body current ~40ma, frequently trips. Bellows replaced.
06-08-06 SDR C7-08 Removed from SDR socket. Water leak on tube. Moved to test lab.
01-18-06 SDR C7-08 installed in SDR socket. Water leak was repaired at test lab. Tube has very small water leak.
01-18-06 SDR J6-101 removed from SDR socket. Good spare. Left in SDR vault.
01-18-06 SDR C8-507 moved from SDR vault to test lab.
01-01-06 SDR C8-507 has very poor emission. Removed C8-507 and installed J6-101 in SDR socket.
08-03-04 SDR Replaced Bellows and air filters.
08-02-04 NDR Replaced Bellows and air filters.
04-08-04 NDR Installed J7-11 in socket (From Sector 1 crate). Installed magnet:
Varian VA-1955H S/N 0157 off klystron H4-159.
Installed H4-159 (Dressed Spare From NDR Vault). Klystron tripped on
body current and RF instability ~18KV. Removed.
Removed C7-08. Water leak, possible damage to klystron or
magnet.
08-13-03 NDR Replaced Bellows, replaced air filters, vacuumed RF cabinet,
and checked RF cables.
08-13-03 SDR Replaced Bellows, replaced air filters, vacuumed RF cabinet,
and checked RF cables.
07-02 SDR C8-507 Tested for suspected low gain. NTF. Good Spare
04-16-02 SDR Installed J6-101 in Socket.
04-16-02 SDR Removed C8-507. Low gain
Left tube in vault to test during downtime.
04-15-02 SDR Replaced bellows.
12-14-00 NDR Replaced bellows. Possible damage from welding.
10-19-00 NDR Replaced bellows. water leak.
10-12-99 C8-507 Installed in magnet S/N E7-011R. Installed in SDR socket.
RTM 79414.1
10-12-99 J7-11 Removed from SDR socket. Crated and stored in sector 1 cage.
Tube is good spare.
07-12-99 J6-101 Moved to SDR vault (magnet S/N 0123), dressed spare.
07-12-99 H4-159 Moved to NDR vault (magnet S/N 0157), dressed spare.
06-04-99 H4-159 Water leak repaired at SLAC. Magnet 0157 rebuilt.
H4-159 installed in magnet S/N 0157 and moved to
sector 1 cage.
12-04-98 J6-101 Installed in magnet S/N 0123. Moved to sector 1 cage as
dressed spare.
12-01-98 H4-159 and magnet 0123 moved to test lab.
11-29-98 H4-159 Tube water leak, klystron removed from SDR
socket, Moved to Sector 1 cage. Magnet S/N 0123.
11-29-98 J7-11 Installed in SDR socket (magnet S/N E7-011R).
06-01-98 J6-101 Magnet S/N 0157 shorted, klystron removed from
SDR socket.
H4-159 Installed in SDR socket (magnet S/N 0123).
04-01-98 C8-507 New klystron purchased. Stored in sector 1 cage in
shipping crate.
03-18-98 J7-11 Moved to NDR vault (magnet S/N E7-011R), dressed spare.
03-18-98 H4-159 Moved to SDR vault (magnet S/N 0123), dressed spare.
03-16-98 J7-11 Hydro tested by Test Lab.
Moved to sector 1 cage as spare.
02-23-98 J7-11 Installed in magnet S/N E7-011R.
At test lab for evaluation.
H4-159 Installed in magnet 0123 after magnet water leak
repaired. Stored at sector 1 cage as spare.
02-19-98 J7-11 Removed from SDR due to magnet (S/N 0123) water leak.
J6-101 Installed in SDR with magnet 0157.
02-11-98 H4-159 Removed from SDR due to body current faults.
J7-11 Installed in SDR socket.
02-10-98 J7-11 Moved to SDR vault as SDR spare.
12-15-97 J6-101 Installed in solenoid 0157. Dressed and stored at
sector 1 cage. Good Spare.
0157 Solenoid water leak repaired at SLAC.
10-22-97 J6-101 NDR online klystron solenoid (0157) leaking water.
Removed klystron and solenoid to Sector 1 cage.
RTM 24054.
C7-08 Installed in NDR socket with solenoid 0101R.
09-18-97 C7-08 Installed in solenoid 0101R. Dressed and stored at
sector 1 cage. Good Spare.
09-17-97 J7-11 Installed in solenoid 0123. Dressed and stored at
sector 1 cage. Good Spare.
0123 Solenoid water leak repaired at SLAC.
0101R Solenoid gauss levels checked at SLAC. See Ron Akre
for results.
09-09-97 J7-11 SDR Online klystron solenoid (S/N 0123) developed a
water leak.
Klystron and solenoid removed from socket.
H4-159 Installed in SDR socket with solenoid S/N E7-011R.
09-08-97 E7-011R Solenoid water leak repaired at SLAC.
H4-159 installed in solenoid E7-011R, moved to sector 1 cage.
Dressed spare.
09-03-97 H4-159 SDR online klystron magnet (E7-011R) leaking water.
Klystron and
solenoid removed from socket and sent to Test Lab for
analysis.
J7-11 Installed in SDR socket with solenoid S/N 0123.
06-24-97 J7-11 placed in solenoid 0123. Dressed for spare.
06-20-97 0123 Solenoid rebuilt by Premier Microwave. Arrived at SLAC
6-19-97.
06-19-97 J6-101 NDR online klystron (J6-101) removed from solenoid
101R due to poor focus.
Installed in solenoid 157, reinstalled J6-101 in NDR
socket.
06-13-97 J7-11 NDR klystron magnet 157 leaking water from water input
and output connectors. Removed klystron from NDR
socket.
J6-101 Installed in NDR socket.
06-04-97 C6-14 Crated up and delivered to Test Lab for shipping to
repair facility.
J6-101 Installed in magnet 0101R and dressed as Damping Ring
spare.
05-29-97 C6-14 NDR online klystron tripped on body current. When
reset, klystron had an IK of zero Amps and poor vacuum.
J7-11 Installed in NDR socket.
01-13-97 C7-08 NDR kly magnet failure.
Removed from NDR vault, removed from magnet and stored
in shipping crate at sector 1 cage. Magnet VA-1955H
S/N 0123 readied for shipment to repair facility.
C6-14 Installed in NDR socket.
12-01-96 J6-101 Arrives from CPI. Left in crate, stored at sector 01
cage.
01-08-96 C1-19 Removed from SDR socket due to no emission, eventually
scrapped.
H4-159 New klystron, placed in magnet, installed in SDR
socket.
12-11-95 C6-14 SDR kly filament open, ion pump connector broke, tube
down to air.
C1-19 Installed in SDR socket.
C6-14: Gun repaired, new tuners installed at CPI.
Returned to SLAC 4-26-96
11-95 H4-159 New Spare in box in sector 01.
C1-19 SDR spare. Rebuilt PEP tube - previous rebuild at
California Tube.
C6-14 SDR socket.
J7-11 NDR spare.
C7-08 NDR socket
03-22-95 J7-11 Removed due to short in magnet E7-011R.
C6-14 Installed in SDR socket.
01-23-95 H7-11 Removed from NDR socket- internal arcing at gun.
C7-08 Installed in NDR socket.
H7-11 Damaged beyond repair in shipment to Varian. (Scrap)
D7-11 Coupler on D7-11 broken,
Shipped to Varian for repair - beyond repair. (Scrap)
01-21-95 C6-14 Removed from SDR socket due to water leak. Installed
J7-11 in SDR socket. (Water leak repaired at Test Lab).
This page is maintained by Dave Steele