Is Ma worse than R?
Programming rated TV-MA in the United States by the TV Parental Guidelines signifies content for mature audiences. It is equivalent to the MPAA film ratings R and NC-17. Programs with this rating are usually not suitable for minors under 17 years of age (18 in some cases).
What are the different movie ratings?
Movie (Film) Ratings
- G: General Audiences. This program is designed to be appropriate for all ages.
- PG: Parental Guidance Suggested. Parents are urged to give parental guidance.
- PG-13: Parents Strongly Cautioned. Some material may not be suited for children under age 13.
- R: Restricted.
- NC-17: Clearly Adult.
What do you need to know about 12AX7 tubes?
12AX7 is a small signal tube with high gain. Tubes such as 12AV7, 12AU7, 12AT7 are siblings of pin-compatible tubes with differing gains. 12AX7 is the big brother of them all with the highest voltage gain (mu). 12AX7 allows the amp designer the freedom to build high gain amplifier circuit with less components.
What does the model number 12AX7 stand for?
The label 12AX7 is a series of designators that describe what the tube is capable of and how it is to be used. It is not simply just a model number. For example the 12 indicates that the heater will require 12 volts.The A indicates it is an amplifying device.
What’s the difference between the 12AX7 A and B?
The 12AX7-A is a higher gain tube than its counterpart the 12AX7-B. For all intent and purpose, the 12AX7-B is simply a screened tube selected for its high gain and low noise. The ones that had higher gain and were noisier may have simply been named 12AX7-A.
Which is the best 12AX7 amp to buy?
Tung-Sol 12AX7 delivers good gain without washing out the fine details and textures. It has good balance and good crunch. TungSol 12AX7 handles everything from vintage rock sound to modern high gain tone. Mullard 12AX7 has a bit more fullness to the sound. Mullard 12AX7 is a long plate design, with excellent build quality.