Въезд в Великобританию без визы в сопровождении супруга
вы не подпадаете под то, что там написано так как ваш муж британец, если я все правильно поняла.
Вы все правильно поняли
If you are a non-EEA national who holds a valid genuine residence card, issued to you as the family member of an EEA national who is exercising free movement rights in another EEA State (i.e. not your EEA relative’s Member State of nationality) under Article 10 of Directive 2004/38/EC (the ‘Free Movement Directive’), you may use this document for travel to the UK if you are accompanying your EEA national relative here, or joining your EEA national relative in the UK.
IMMIGRATION DIRECTORATES' INSTRUCTIONSIMMIGRATION DIRECTORATES' INSTRUCTIONS: Chapter 7, section 3: EEA nationals and their families5.3. Procedures when no EEA family permit or residence card is held5.3.2. Seeking admission at portEEA applicants at port should be treated as persons seeking admission unless explicit reference is made to applying for a residence card, in which case please refer to paragraph5.3.3. Admission cases will fall into one of the following categories:i) produces satisfactory evidence on arrivalThe person arrives to accompany or join an EEA national and is carrying satisfactory evidence of his/her identity and that he/she is the family member of the EEA national and that the EEA national has a right to reside in the UK. The person should be admitted for 6 months on a Code 1A. Complete landing card.