Archive for May, 2011

Types of Transconductance Amplifiers

Article by Miguel Carlos

Transconductance are an electron tube rating that is equivalent to the changing in the plate of currents, which is then divided by the change in the control grid voltage which causes it, while all the other voltages, such as the plate voltage, are maintained in constant. A field effect transistor rating is equivalent to the change in the drain current, and then divided by the change and into the gate to source voltage causing it, all the other drain voltages, along with the drain voltage are constantly maintained, it is symbolized by Gfs. An amplifier parameter is equivalent to the change in output current, which is then divided by the change in the input causing it, symbolized by Gm. It is also known as a grid-plate trans-conductance, mutual conductance, and even grid-anode trans-conductance. It is symbolized by Gm; gm.

The following are the several types of Transconductance amplifiers:1. Tran-conductance amplifiers: this type of amplifier is defined as a voltage controlled current source or VCCs in network analysis. Also called a gm amplifier, this one puts out a lot of current proportional right into its input voltage.

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Hypomania and Anger in Bipolar Disorder


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Article by Brucebud

When the negative reactions to life`s situations become repetitively intense and frequent we develop symptoms of depression. Life throws up innumerable situations, which we greet with both negative and positive emotions such as excitement, frustration, fear, happiness, anger, sadness, joy et al. Depression is prevalent among all age groups, in almost all walks of life.

Persons of any age–children or adults, may develop depression symptoms. Even minor stress events can stir up depression symptoms depending on the personality type. Symptoms such as intense sadness, loss of interest or pleasure in normal activities, sleep disturbances or oversleeping, change in appetite and decreased energy level; feelings of helplessness and thoughts of suicide are sequels to stress induced depression.

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Article by Amit Kothiyal

One of the most important aspects of training to be a counsellor or psychotherapist is the establishment of sound therapeutic relationship, without this no therapy can take place.Recent researches and the experience of psychotherapy practitioners suggest that no single psychotherapy or counselling approach is more effective than any other approach, every process has something to contribute. It is the nature of the issues that the client is experiencing and the personality of the client that require a particular approach. Increasingly Therapists are required to be flexible and responsive to deliver psychotherapy to the client within the particular circumstances. According to the research, the therapeutic relationship is the key for the success of the therapy.Training for counsellor must encompass combined focus on the therapeutic relationship with a sound and coherent theoretical basis that can be flexible and responsive to client needs.Dangers of diagnosisThere can be huge pressure on the counsellor to diagnose the issues that the client brings. The client and possibly the referrer or the concerned person will want to get to the bottom of the problem quickly and the temptation arises to proceed along a path of brief, solution focused therapy for a period of 6 to 8 weeks. This intervention might sound very logical and scientific but it has no bearing on the reality of the work involved in psychotherapy. There is no doubt that it is vital to have a range of hypotheses regarding the treatment options and many conditions such as Schizophrenia, Bipolar and major affective disorders or degenerative diseases diagnosis will need a full psychiatric evaluation but in the everyday counselling of less severely impaired individuals diagnosis can be counterproductive. Counselling is fundamentally a process whereby the therapist attempts to know the client as fully as possible. A diagnosis can be extremely limiting and hamper the development of the relationship, the temptation can be to focus on the condition and resist or avoid the intensity of relating to the other person in a very human congruent manner. If we follow a diagnosis we can also begin to relate to the person as the “condition” i.e. if they are an “addict” or a borderline this might serve to perpetuate these very conditions. It is not uncommon for iatrogenic influence to shape clinical outcomes in the medical field. Therapy by its nature is a very subjective experience which highlights the need for ongoing clinical supervision. There are a variety of models and schools of thought regarding the best form of supervision. These models and schools of thought are frequently related to the theoretical orientation of the supervisor. These different philosophies can create a dynamic tension within supervision. This dynamic needs to be both supportive and challenging. The style of the supervisor can occur within a spectrum ranging from highly didactic and directional to highly exploratory and relational. The supervisor engages the trainee Therapist in an examination of the process of psychotherapy and also an examination of themselves. Good Supervision needs to be non-directive with some form of didactic teaching taking place also. The student is encouraged to express feelings about, and associations to what the client is presenting. The parallel process that occurs in the client relationship and the supervisory relationship will also be addressed for deeper insight. The main aim should be for the therapist to explore transferences and counter transferences so as to gain insight into any unconscious conflicts that might be impeding their work or development.

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Bipolar Disorder Movie Trailer


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how do you get bipolar type 1 disorder?

Question by Misti Salzberg: how do you get bipolar type 1 disorder?
i have bipolar type 1 disorder and i dont really know why i got diagnosed. anyone know how you get it?

Best answer:

Answer by Dil Wah
This is because of genes. It is a hereditary disease.

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Bipolar disorder was called manic depression in the past. Various types of bipolar disorders but they are generally presented with heightened mania mood while being followed by deep depressive symptoms. These symptoms, however, can be managed by several medications like lithium and other antipsychotics to take care of the mania, but it would also need an antidepressant bipolar medication to take care of the depressive episodes. Medications like antidepressants must be obtained through a physician’s prescription. There is an antidepressant bipolar medications that are grouped as SSRIs or selective serotonin reuptake inhibitors, which control the serotonin level in the brain. Serotonin is the type of neurotransmitter concerned with several behaviors as sleeping.

Bipolar medications that work as antidepressants come in different names these days like Prozac. There are also other medications included in this group and is considered to work just like Prozac like Paxil, Wellbutrin, and Zoloft. Typically, these medications are taken in at higher dosages at times when the patient is in his or her depressive behavior, but it will be on its regular dosages on regular instances. Aside from SSRIs, tricyclics are among the other medications people are taking in since not everyone can take SSRIs as it makes their depressive episodes worse. Tricyclics are considered to be an older type of antidepressant bipolar medication with higher mood stabilizing components at regular levels.

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Bipolar Borderline Personality Disorders is a group of different borderline disorders that share the common feature of mood instability. To have borderline personality disorder means that a person have a pervasive instability of moods which make it difficult to get along in relationships or with other people. It is often characterized by anger, depression and anxiety that could lead to self-mutilation, fear of abandonment and self-image problems.

This type of disorder condition is seen often equally in both women and men also. Borderline disorder can start earlier in life, but most of the time it is demonstrated fully as people get older. Individuals who have this type of disorder are often more likely to get in and get out of relationships; too afraid to be abandoned. As soon as they are into any relationship they become more controlling and may not want to let go. They are said to be indiscriminate in their sexual activities. They find themselves in a vicious cycle of love and hate relationship, which is their allusion of being in love, even though they are the ones who will quickly abandon the relationship without any apparent reasons. Those who suffer from this condition often will look for acceptance from others to make them feel wanted and complete.

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Question by R.E.D.: Do most bipolar people think they can do without medication?
Is it common that most bipolar people want to drop taking their bipolar medication? Do they come up with all kinds of rationizations to support not taking their medicine? What are some of these rationizations? Do you think a bipolar alcoholic can recover from alcoholism without their bipolar medications?

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One of the most prevalent mental health problems that are affecting the children and adolescents today is anxiety disorders. With the so many stressors associated with growing up, helping children with anxiety to acquire appropriate skills for coping with this disorder and other difficult emotions is very important. You can try these simple yet effective anxiety treatment for children to alleviate your child from anxiety.

Click Here For Anxiety Symptoms Relief Instant Access Now!

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