
Home  Forums  Rules  Articles  diyAudio Store  Gallery  Wiki  Blogs  Register  Donations  FAQ  Calendar  Search  Today's Posts  Mark Forums Read  Search 
Tubes / Valves All about our sweet vacuum tubes :) Threads about Musical Instrument Amps of all kinds should be in the Instruments & Amps forum 

Please consider donating to help us continue to serve you.
Ads on/off / Custom Title / More PMs / More album space / Advanced printing & mass image saving 

Thread Tools  Search this Thread 
24th April 2013, 10:54 PM  #1 
diyAudio Member
Join Date: Oct 2010
Location: Traslasierra

LTSpice models needed
Hi all.
Having exhausted the searches with Google, I turn once again to the collective intelligence. 6GK5  EC88  E180F Thanks in advance.
__________________
I do not suffer from insanity, I enjoy every minute of it.  Edgar Allan Poe He has the most who is most content with the least.  Diogenes of Sinope 
24th April 2013, 11:28 PM  #2 
diyAudio Member
Join Date: Jul 2003
Location: Wayne, West Virginia

Code:
* 6GK5_GE LTSpice model * Modified Koren model (5 parameters) 0.541547mA * Traced by Wayne Clay 12212012 using Curve Captor v0.9.1 * from General Electric data sheet .subckt 6GK5_GE P G K Bp P K I=(0.1613820387m)*uramp(V(P,K)*ln(1.0+exp((2.74630225)+(2.74630225)*(110.0938181)*V(G,K)/sqrt((5.036113112k)+(V(P,K))**2)))/(2.74630225))**(1.055422106) Cgk G K 5.7p ; 0.7p added Cpk P K 3.7p ; 0.2p added Cgp G P 0.72p ; 0.2p added d3 G K dx1 .model dx1 d(is=1n rs=2k cjo=1pf N=1.5 tt=1n) .ends 6GK5_GE 
24th April 2013, 11:33 PM  #3 
diyAudio Member
Join Date: Jul 2003
Location: Wayne, West Virginia

and this one...
Code:
* 6GK5_GEGP LTSpice model * Koren model(5 parameters): mean fit error 0.249882mA * Traced by Wayne Clay 12212012 using Curve Captor v0.9.1 * from General Electric data sheet gridplate transfer curves .subckt 6GK5_GEGP P G K Bp P K I=(0.1452046509m)*uramp(V(P,K)*ln(1.0+exp((2.802767885)+(2.802767885)*(107.6098728)*V(G,K)/sqrt((5.497494886k)+(V(P,K))**2)))/(2.802767885))**(1.077094947) Cgk G K 5.7p ; 0.7p added Cpk P K 3.7p ; 0.2p added Cgp G P 0.72p ; 0.2p added .ends 6GK5_GEGP 
24th April 2013, 11:33 PM  #4 
diyAudio Member
Join Date: Oct 2010
Location: Traslasierra

Thank you very much !
Master of masters !
__________________
I do not suffer from insanity, I enjoy every minute of it.  Edgar Allan Poe He has the most who is most content with the least.  Diogenes of Sinope 
24th April 2013, 11:48 PM  #5 
diyAudio Member
Join Date: Jul 2003
Location: Wayne, West Virginia

EC88:
Code:
*  * EC88 UHF triode LTSpice model * Modified Koren model (8 parameters) mean fit error 0.199402mA * Traced by Wayne Clay on 09/09/2007 using Curve Captor v0.9.1 * from La RadioTechnque data sheet *  .subckt EC88 P G K Bp P K I=(0.1461968258m)*uramp(V(P,K)*ln(1.0+(0.1091553585)+exp + ((2.636947214)+(2.636947214)*((76.1162895)+(3207.840539m)*V(G,K))* + V(G,K)/sqrt((62.88763962)**2+(V(P,K)(26.31911466))**2)))/ + (2.636947214))**(1.054580966) Cgp G P 2.4p ; 0.7p added Cgk G K 4.5p ; 0.7p added Cpk P K 0.255p ; 0.2p added .ends EC88 Last edited by cogsncogs; 24th April 2013 at 11:51 PM. 
24th April 2013, 11:55 PM  #6 
diyAudio Member
Join Date: Jul 2003
Location: Wayne, West Virginia

Got this one from reVintage a while back.
Code:
.SUBCKT E180F 1 4 2 3 + PARAMS: MU= 56.00 EX= 1.350 KG1= 250.0 KP=6709.19 KC= 850 + KVB= 7.9 VCT= 0.00 RGI=2k + CCG=8.5P CPG1=0.03P CCP=3P RE1 7 0 1G RE2 8 3 1G E1 7 0 VALUE= ; E1 BREAKS UP LONG EQUATION FOR G1. +{V(4,3)/KP*LOG(1+EXP((1/MU+V(2,3)/V(4,3))*KP))} G1 1 3 VALUE={(PWR(V(7),EX)+PWRS(V(7),EX))/KG1*ATAN(V(1,3)/KVB)} G2 8 3 VALUE={(PWR(V(7),EX)+PWRS(V(7),EX))/KC*(2.5708ATAN(V(1,3)/KVB))} E2 8 4 VALUE={0} RCP 1 3 1G ; FOR CONVERGENCE C1 2 3 {CCG} ; CATHODEGRID 1 C2 1 2 {CPG1} ; GRID 1PLATE C3 1 3 {CCP} ; CATHODEPLATE R1 2 5 {RGI} ; FOR GRID CURRENT D3 5 3 DX ; FOR GRID CURRENT .MODEL DX D(IS=1N RS=1 CJO=10PF TT=1N) .ENDS 
25th April 2013, 12:08 AM  #7 
diyAudio Member
Join Date: Oct 2010
Location: Traslasierra

I'm playing around with the curves, all models looks great !
Thanks again.
__________________
I do not suffer from insanity, I enjoy every minute of it.  Edgar Allan Poe He has the most who is most content with the least.  Diogenes of Sinope 
Thread Tools  Search this Thread 


Similar Threads  
Thread  Thread Starter  Forum  Replies  Last Post 
Looking for LTspice tube models  matejsirk  Tubes / Valves  7  29th March 2014 07:06 PM 
LTSpice tube models  Osvaldo de Banfield  Software Tools  27  26th October 2013 06:04 AM 
Adding models in LTSpice  danny92  Software Tools  1  13th April 2013 10:05 PM 
Ltspice and Valve models  Melon Head  Tubes / Valves  3  18th October 2009 08:35 AM 
Need help with tube models in LTSpice  Bitrex  Tubes / Valves  5  6th August 2009 07:28 PM 
New To Site?  Need Help? 