Below is an context that describes a sql query, paired with an question that provides further information. Write an answer that appropriately completes the request.  # noqa: E501
### Context:
CREATE TABLE table_1601792_4 (transmitted VARCHAR, frequency VARCHAR)
### Question:
How many stations are transmitted on frequency 7 uhf?
### Answer:
SELECT COUNT(transmitted) FROM table_1601792_4 WHERE frequency = "7 UHF"